Factorise (3a - b)(a + b) - (3a - b)²

Answers

Answer 1

Answer:

−6a^2+8ab−2b^2

Hope this helps

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Have a nice day :D


Related Questions

Represent 2/3 as sum of fractions with a denominator of 3

Answers

Answer:

So you can basically just split 2/3 into 2 parts, (1/3 and 1/3)

and than make them so they're not thirds,  like 2/6.

2/6 plus 2/6 = 4/6, so you can just simplify that into 2/3.

Hope it helped :)

Step-by-step explanation:

Answer:

6/9

Step-by-step explanation:

2/3 = 6/9 on the grounds that to get to nine from three you want to duplicate by three so you increase the 2 by three to and you find 6 so the solution is 6/9

3³ + (3²) =


ayudaaaaa:(​

Answers

36 ; is the correct answer

Answer: 36

Step-by-step explanation:

When handling exponents, we have to remember that we're multiplying a number by itself x amount of times

3^3 + (3^2) Parenthesis first

3^3 + (3 x 3)

3^3 + 9 Next Exponents

3 x 3 x 3 + 9

27 + 9  Add

36

0.0047
What is 4.7 x 10'?
In the problem above, which direction does the decimal move (left or right)? How
many times does it move?

Answers

Answer:

4.7x10 equals 47, the decimal moves to the right one time

just n3d answer fast please ​

Answers

Answer:

Y=-5x-1

Step-by-step explanation:

P divided by 8????? asap nowwww

Answers

Answer:

I am not sure but if p/8=0 then it is correct

hope it helps! :D

Answer:no

Step-by-step explanation:

no

Plz Help!!! ID.K !! HELPPPPPPPPPPP!

Answers

Answer:30m

Step-by-step explanation:

15m/s x2 is 30m

Solve 2x = 12 for x.

Answers

Since 12 divided by 2 is 6, x = 6

Answer:

x=6

step by step explanation:

2x=12

2/2x=12/2

x=6

(-3.2)^0 write two expressions equivalent to the given expression

Answers

Step-by-step explanation:

First expression

[tex] = {( - 3 \times 2)}^{0} [/tex]

[tex] = { - 3}^{0} \times {2}^{0} [/tex]

[tex] = 1 \times 1[/tex]

[tex] = 1[/tex]

[tex] \: [/tex]

Second expression

[tex] = {( - 3 \times 2)}^{0} [/tex]

[tex] = { - 6}^{0} [/tex]

[tex] = 1[/tex]

[tex] \: [/tex]

third expression

[tex] = {( - 3 \times 2)}^{0} [/tex]

[tex] = {( - 3 \times 2)}^{1 - 1} [/tex]

[tex] = \frac{ - 3 \times 2}{ - 3 \times 2} [/tex]

[tex] = \frac{ - 6}{ - 6} [/tex]

[tex] = 1[/tex]

The equivalent expressions are;

1.  ( -32/10 ) ⁰

2. ( - 2 × 1.6 )⁰

What is an expression?

Expression in math is defined as the collection of the numbers variables and functions by using signs like addition, subtraction, multiplication, and division.

The expression is given as;

( -3.2 ) ⁰

Now,

First equivalent expression is;

( -3.2 ) ⁰ = ( -32/10 ) ⁰

            = ( -32 )⁰ / (10) ⁰

            = 1 / 1

            = 1

Second equivalent expression is;

( -3.2 ) ⁰ = ( - 2 × 1.6 )⁰

            = (-2)⁰ × (1.6)⁰

            = 1 × 1

            = 1

Thus, The equivalent expressions are;

1.  ( -32/10 ) ⁰

2. ( - 2 × 1.6 )⁰

Learn more about the equivalent expressions visit:

https://brainly.com/question/15775046

#SPJ2

help here ASAP

which one is true?

Answers

Step-by-step explanation:

9π > 27

π > 27/9

π > 3

Option B

Please help !! im struggling with this question ! thank you

Answers

Answer:

Diagnols of a rectangle are always congruent.

Step-by-step explanation:

Luis bought stock at $83.60. The next day, the price increased $15.35. This new price changed by -4 3_4% the following day. What was the final stock price? Is your answer reasonable? Explain

Answers

Answer:

if I had that money I would probably buy some Candy

When 24 is multiplied by w, the product is 288. What is the quotient when 24
is divided by w? Answer

Answers

Answer:

2

Step-by-step explanation:

24*w = 288

w = 288 /24

w = 12

24 ÷ w = 24 ÷ 12 = 2

The quotient of fifteen and five subtracted from seven​

Answers

Answer:

4

Step-by-step explanation:

7 - (15 / 5)

7 - (3)

= 4

if you like my answer please mark me brainliest!! thanks <3

please help me, i will mark the brainliest pls!

Answers

No because if you could use distributive property you would do 5*7 then 5*10 then you would get 35*50 which equals 1,750 and if you do it like it’s set up you would do 7*10 first cause PEMDAS so parentheses first so 7*10 is 70 then 70*5 is 350 and that’s not even close to the other answer so no you can’t .

Bottles of sparkling water usually cost $1.69 each. This week they are on sale for 4 for $5. You bought one last week and one this week. Did you pay more or less for the bottle this week?

Answers

Answer: You payed less this week because if you divide 5 divided by 4 you get $1.25 for a bottle and last week you payed $1.69 so overall you saved money this week than last week

Step-by-step explanation: Read Above

Answer: You paid $0.44 less for the bottle this week than last week.

Step-by-step explanation: You paid $0.44 less for the bottle this week than last week.

In order to know if you paid more or less than you did the week before for the water, you need to find the unit cost this week.

This week you could buy 4 bottle for $5 which means that the effective cost of one bottle is:

= Cost / Number of bottle

= 5 / 4

= $1.25 per bottle

Last week you paid $1.69 for the bottle but this week you paid $1.25.

Difference is:

= 1.69 - 1.25

= $0.44

In conclusion, you paid $0.44 less for the bottle this week than the last week.

There are 20 dogs at the park on a busy Saturday.
9 of them are springer spaniels, 7 of them are labs
and 4 of them are bulldogs. What is the
probability that a randomly selected dog in not a
springer spaniel?

Answers

We know that 9/20 dogs are spaniels, so 11/20 of the dogs will not be spaniels. That would be your probability in fraction form, but if you need percentage, remember that you can find percentage of something by multiplying the fraction by 100 and evaluating, so [tex](\frac{11}{20} )*100= 0.55*100= 55[/tex]. So, the percentage of dogs that are not spaniels would be 55%.

If you could mark brainliest, that would be much appreciated as I'm trying to rank up!

Plss help, question pic below

Answers

Answer:

43

Step-by-step explanation:

47 + 90 = 137

180 - 137 = 43

angle MNP and angle PNL are same

hence, angle PNL = 43

If the Ratio of blue marbles to red marbles is 9:4 how many blue and red marbles is in the jar

Answers

answer:

the answer is 13

Step-by-step explanation:

9+4=13

CAN SOMEONE PLEASE HELP IM DESPERATE

Answers

Answer:

a. x < -3 and x > 1

b. -3 < x < 1

c. h(x) =  -50 (x-3)² - 4

Step-by-step explanation:

a. x < -3 and x > 1

b. -3 < x < 1

c. -2g[5(x-3)]-4 = -2 * [5(x-3)]² - 4 =  -50 (x-3)² - 4

Write an equation in slope-intercept form of the line shown

Answers

Answer:

y = -1/4x + 5/4

Step-by-step explanation:

the slope is -4, and the y intercept looks to be about 1.25 if that helps

What is the place value of the first 4 in the decimal 451.48

Answers

Answer:

The values of 4 behind the decimal is 4 tenths and ahead of the decimal is 4 hundred.

-NULL

Brainliest will be appreciated thank you!

The sum of a number Y and -3 is -15. Pls help me

Answers

Answer:

y+(-3)=-8

y=-5

Step-by-step explanation:

y+(-3)=-8

Solve by adding 3 onto both sides.

y=-5

Answer:

Y= -5

Step-by-step explanation:

y+(-3)= -8

y-3 = -8

y = -5

I Need Help Fast

-64=​

Answers

Answer:

D= -4

i hope it helps

the wind blew away 20 of your muffins. That was 4/9 of all of them.with how many did you
start​

Answers

Answer:

5/6

Step-by-step explanation:

30=5/6 of all your muffins

times both sides by 6/5

180/5=30/30 of all your muffins

36=1 of all of your muffins

Answer:

45

Step-by-step explanation:

20/4= 5

5(9)= 45

Hey guy don’t you hate does people that said here is the link to your answer

Answers

Answer:

Thats not the way to give an answer..should write it properly

its just similar to..someone asked your name and you say this is the link and you give him the link of the ppt you made of your name

Need help due in 2 min

Answers

Answer:

(x - 5)² = 9

Step-by-step explanation:

Given equation:

x² - 10x + 14 = - 2

Complete the square:

x² - 2*5*x + 5² - 5² + 14 = - 2(x - 5)² - 11 = - 2(x - 5)² = 11 - 2(x - 5)² = 9

May I get help so I can understand how to do this

Answers

Answer:

a. Her monthly payment is $1618.786418

b. She will pay $312763.1105 interest over the life of the loan

Step-by-step explanation:

Let us revise the rules of the monthly payments and interest

Where:

M.P is the monthly payment

P is the initial value

r is the interest rate in decimal

n is the period

t is the time

∵ Lynn bought a $300,000 house

∵ She was paying 10% down

→ That means the initial amount is 90% of $300,000

∴ p = 90/100 × 300,000 = 270,000

∵ She was financing the rest at 6%

∴ r = 6% = 6/100 = 0.06

∵ There is a monthly payment

∴ n = 12

∵ She was financing the rest for 30 years

∴ t = 30

a.

→ Substitute these values in the first rule to finding the monthly payment

∵  

→ Let us use the calculator to find the answer

∴ M.P = $1618.786418

∴  Her monthly payment is $1618.786418

b.

→ Substitute these values in the first rule to finding the second rule

  to find the interest

→ Let us use the calculator to find the answer

∴ I = $312763.1105

∴ She will pay $312763.1105 interest over the life of the loan

Step-by-step explanation:

Using the intercepts from the table, the factored form of
the quadratic function can be written as ft) = at(t - 4).
The quadratic function that models the scenario is f(t) =
t2 +
lt.
After v seconds, the ball attains its maximum height
of feet

Answers

Answer -4 16 2 16

Step-by-step explanation:

Answer:

B. D .B .D

Step-by-step explanation:

Please help me solve for x in this picture, thank you

Answers

Answer:

x = –10

Step-by-step explanation:

The angles are supplementary

(x + 75) + (x + 125) = 180

Combine like terms

2x + 200 = 180

Subtract 200 from both sides

2x = -20

divide both sides by 2

x = –10

Answer:

x = -10

Step-by-step explanation:

These are known as same-side interior angles and they are supplementary.

[tex]x+125+x+75=180\\\\2x+200=180\\\\2x=-20\\\\x=-10[/tex]

i need you to show your work

Answers

[tex]5\dfrac 23 + 4\dfrac 12\\\\\\=5+ \dfrac 23 + 4 + \dfrac 12\\\\\\=9 + \dfrac 23 + \dfrac 12\\\\\\=9+ \dfrac 76 \\\\\\=\dfrac{61}6\\\\\\=10\dfrac 16[/tex]

Answer:

[tex] \displaystyle{5 \frac{2}{3} + 4 \frac{1}{2} }[/tex]

[tex]\displaystyle{ \frac{17}{3} + \frac{9}{2} }[/tex]

[tex]\displaystyle{ \frac{17 \times 2 + 9 \times 3}{6} }[/tex]

[tex]\displaystyle{ \frac{34 + 27}{6} }[/tex]

[tex]\displaystyle{ \frac{61}{6} }[/tex]

[tex]\displaystyle{10 \frac{1}{6} }[/tex]

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