If A is 4x4 matrix |A|=4 then |2A²| = ​

Answers

Answer 1

Answer:

64

Step-by-step explanation:

Aisa4×4matrixand∣A∣=4

∣adjA∣=∣A∣  

n−1

=∣A∣  

3

 

Hence∣adjA∣=64


Related Questions

Find the slope on the line

Answers

Answer:

-1/3

Step-by-step explanation:

Find the test average for test grades or 80, 90, 85, 96.?​

Answers

Answer:

87.75 or 88

Step-by-step explanation:

To find the average you add the variables together

80+90+85+96=351

And then you take that number and divide by how many variables there are

351÷4=87.75 and you can round up to 88 if you want.

Hope this help!

A function is represented on the graph. What is the domain for the data?
A. 35x< -2
X
B.-1 0
C. -2 D. 4 Sy <-1

Can someone please help me!

Answers

Answer:

what does the graph look like?

Step-by-step explanation:

What is 300+70+5/10+8/100 what decimal is it

Answers

Step-by-step explanation:

so 4.93 I think and your welcome

Answer:

370.58

Step-by-step explanation:

Do 300+70+0.5+0.08

The vertices of a pentagon are located at (-5, 3).(-5, – 3),(4, -3).(0, 0), and (4, 3).

What is the perimeter of the pentagon?


20 units


24 units


34 units


38 units

Answers

24 units because you add it all up

Answer:

C 34 units

Step-by-step explanation:

I took the test.

a tree that grows 3 feet every 5 years is growing at a rate of *blank* feet per year

0.6
15
60

( ill give brainly to whoever answer first w an explanation)

Answers

A tree that grows 3 feet every 5 years is growing at a rate of 0.6 feet per year

Answer:

0.6 ft/yr

Step-by-step explanation:

3 ft / 5 yr = (3/5) ft/yr

(3/5) ft/yr = 0.6 ft/yr

I WILL MARK BRAINLIST CROWN FOR HELP ASAP

Answers

Answer:

3rd option

Step-by-step explanation:

Given the recursive formula with a₁ = - 3 and d = 10

The explicit formula for an arithmetic sequence is

[tex]a_{n}[/tex] = a₁ + (n - 1)d , that is

[tex]a_{n}[/tex] = - 3 + 10(n - 1) = - 3 + 10n - 10 = 10n - 13

Austin will run at least 33 miles this week. So far, he has run 20 miles. What are the possible numbers of additional miles he will run? Use t for the number of additional miles he will run.

Answers

Answer:

t ≥ 13

Step-by-step explanation:

t + 20 ≥ 33

subtract 20 from each side

he will run at least another 13 miles

-18x + 27 -10x=1 solve for x

Answers

Answer:

Solve each equation for x. 1. 12x² + 48x + 23 = -22 ... Solving Quadratic Equations (B) Answers ... 3x² + 18x + 27 = 0. 6x² - 2x - 48 = 0. (3x + 9) (x + 3) .

Step-by-step explanation:

Give the slope-intercept form of the equation of the line that is perpendicular to –7x – 8y = 12 and contains P(–3, 1)

Answers

Answer:

(-7/8)

Step-by-step explanation:

the line is  -7x -8y =12

its slope = -(-7/-8)= -7/8

it passes through P(-3, 1)

(y-1)=(-7/8)(x+3)

y-1 = (-7/8)x - 21/8

y = (-7/8)x -13/8

Explain how the Quotient of Powers Property was used to simplify this expression.

5 to the fourth power, over 25 = 52

A- By simplifying 25 to 52 to make both powers base five and subtracting the exponents
B- By simplifying 25 to 52 to make both powers base five and adding the exponents
C- By finding the quotient of the bases to be one fifth and cancelling common factors
D- By finding the quotient of the bases to be one fifth and simplifying the expression

Pls help its for flvs work

Answers

Answer:

A

Step-by-step explanation:

5^4/25 = 5²

5^4/5² = 5²

5^(4 - 2) = 5²

5² = 5²

Rewrite the denominator 25 as 5². The subtract exponents, 4 - 2 = 2.

Answer: A

Which of the following terms best describes the graph of the exponential
function given below?
f(x) = 6 •(1/3)

A. Increasing
B. Constant
C. Linear
D. Decreasing

Answers

Answer:

D

Step-by-step explanation:

Answer: D

Step-by-step explanation:

The figure is composed of a square with an equilateral triangle on top of it. If the area of the square is 16 square inches. What is the perimeter of the figure (round to the nearest whole number)? Hint: Each leg of the triangle measures 4 inches


A) 20

B) 25

C) 30

D) 35

E) 36

Answers

Answer:

C 30

Step-by-step explanation:

pls try to do this i rlly need this

Answers

Answer: 8x-20 [1]  x-5y[2]  7xy+2x^[ exponet2] t

Step-by-step explanation:

help whats
[tex] - 4 \ \frac{1}{3} \ \times 1\frac{3}{5} [/tex]
I'll give brainliest <3​

Answers

The answer is -6 14/15

Write an equation of the line below​

Answers

For that one, you would find the slope, so rise over run, meaning by how much the line goes down and to the right to get to the next point from one point. Then, you find the y-intercept, which is where the line crosses the y-axis. Finally, you plug your values in for y=mx+b formula.

If L||M, find x and y

i need help asap plis

Answers

(18x-44) + (8x-10) = 180

26x-54 = 180

26x = 234

x = 9

8(9)-10 + (13y-38) = 180

72-10+13y-38 = 180

13y+24 = 180

13y=156

y=12

The population of a nearby town dropped from 7,500 to 6,000 in one year.

What was the percent decrease in the town's population that year?

Answers

Answer:5,600 - 3,500 = 2,100

2,100 is what percent of 3,500?

2,100 = X*3,500

X =  2,100 / 3,500

X = .60 or 60%

An average of 15% increase per year.

Step-by-step explanation:

EMERGENCY!! PLEASE HELP ME IMMEDIATLEY PLEASE!!!

Answers

x = -5
It is a undefined slope.

What scale factor should I use?

Answers

1/7

Proof:
14 * 1/7
14/1 * 1/7 = 14/7
14/7 =2

21 * 1/7
21/1 * 1/7 =21/7
21/7 =3

Ms. Sampson recorded the percentage change in her students’ quarter grades after entering the scores from the students’ topic tests. Which student’s change would be represented by the point farthest from 0 on a number line?
Andre 3.76 Brenna 5.48 Christopher -6.15 Delfina -3.33

Answers

Answer:

A is the answerrrrr

Step-by-step explanation:

ieidududi

What is 18*18*18*18*18*90?

Answers

Answer:

18x18x18x18x18x90=170,061,120

Step-by-step explanation:

Answer:

Step by step explanation:

if you need 180g of flour for 24 cookies how much flour is needed for 200

Answers

Answer:

1500g

Step-by-step explanation:

First, divide 200 by 24 so that you can have a common ratio. This would get you 8.333... Then multiply 8.333... to 180. This would get you the answer of 1500 g. Hope this helps :)

The amount of flour to make 200 cookies will be 1500 grams.

What are ratio and proportion?

A ratio is a group of sequentially ordered numbers a and b expressed as a/b, where b is never equal to zero. When two objects are equal, a statement is said to be proportional.

The definition of simplicity is making something simpler to achieve or grasp while also making it a little less difficult.

If you need 180g of flour for 24 cookies.

Let 'x' be the amount of flour. Then the ratio of the flour to cookies will be constant.

x / 200 = 180 / 24

x = 200 x 180 / 24

x = 1500 grams

The amount of flour to make 200 cookies will be 1500 grams.

More about the ratio and the proportion link is given below.

https://brainly.com/question/14335762

#SPJ5

how to evaluate 8×(1/2) in fractions equations or equations and formulae

Answers

Step-by-step explanation:

8 × (1/2) = ...

= (8 × 1)/2

= 8/2 = 4

Solve diving linear quadratic system graphically. If necessary round to the nearest integer

Answers

Answer:

Step-by-step explanation:

2x+[tex]2x+\frac{x}{y} 3x/x-1=\frac{x}{y} x+5/x+3[/tex]

Answers

The question isn’t clear enough
Can you write it in a book and snap it

ANGLES OF A TRIANGLE

Answers

Answer:

THE COASTLINE OF ALASKA IS LONGER THAN THE ENTIRE COASTLINE OF THE LOWER FORTY-EIGHT STATES

Step-by-step explanation:

Triangle 1:   ∠A = 117°   ∠C = 152°

Triangle 2:   ∠E = 65°   ∠F = 25°

Triangle 3:   ∠G = 37°   ∠H = 99°   ∠I = 81°

Triangle 4:   ∠K = 123°   ∠L = 97°   ∠N = 40°   ∠O = 83°

Triangle 5:   ∠R = 90°   ∠S = 120°   ∠T = 60°

Triangle 6:   ∠W = 12°   ∠Y = 79°

Pleaseeee Helpp!!!!!!!

Answers

Answer:

It's a translation because if it were a rotation, it would be flipped the other way.

Step-by-step explanation:

Answer:

It is a translation.

Step-by-step explanation:

The flag was translated either up or down. So basically all the flag did was move, it did not rotate.

Solve this word problem pls 7th grade math

Answers

Answer:

25

Explanation:

5/12 = x/60
300 = 12x
Divide by 12
25 = x

pls answer this i need help

Answers

Step-by-step explanation:

your don't see what went wrong ?

Tyrell worked on

16 - 2(4 + 3x)

what do brackets mean ? they mean that this operation has to be done before everything else in the expression.

as this contains a variable, we cannot fully calculate it, true, but we need to keep this in mind and always treat the content of the brackets as one package.

so, whatever I do from the outside with one part of that package, I have to do also with all the other parts of that package.

so, the multiplication with -2 has to happen with both : 4 and 3x. not just with 4.

therefore, the correct simplification looks like

16 - 8 - 6x

8 - 6x or -6x + 8

Amelia multiplied correctly, but then made a mistake summing things up

10x - 3(4x + 1)

10x - 12x - 3

10x - 12x = -2x

I can't mix the pure constant -3 into the factors of x. that would be like the famous mixing of apples and oranges.

so, the result is

-2x - 3

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