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enyata [817]
3 years ago
7

I really need help ! I don’t understand :(((

Mathematics
2 answers:
faust18 [17]3 years ago
5 0

Answer:

sqrt(9) * sqrt(4)

Step-by-step explanation:

sqrt( 9*4)

We know that sqrt(a*b) = sqrt(a) * sqrt(b)

sqrt(9) * sqrt(4)

Ainat [17]3 years ago
5 0

Answer:

Lets start off by saying that a square root is basically that number multiplied by itself.

Ex: the square root of 9 is 3 because 3 x 3 is 9

the square root of 4 is 2 because 2 x 2 is 4

the square root of 25 is 5 because 5 x 5 is 25

and so on.

so 9 x 4 = 36

the square root of 36 is 6 because 6 x 6 is 36.

the number 6 isn’t on this list here.

your option would be B) because the square root is 9 is 3 and the square root of 4 is 2.

3 x 2 = 6

B is equivalent to the equation in the problem.

So your correct answer is B. Please hit the thx button and mark me brainliest if this helped :)

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ikadub [295]
1. <span>Simplify -9 + -2m to -9 - 2m

-3m = -9 - 2m

2. </span><span>Add </span>2m <span>to both sides

-3m + 2m = -9

3. </span><span>Simplify -3m + 2m to -m

-m = -9

4. </span><span>Multiply both sides by </span><span><span>−<span>1

m = 9

Done! :) our answer is m = 9</span></span></span>
5 0
3 years ago
Please help. i will mark you brainleist ​
djverab [1.8K]

Answer:

w = 1/8t

Step-by-step explanation:

So this is basically saying that for every 1 second that passed, 8 oz of water drip steadily into the bucket which can be expressed like this:

8w = t

Since t represents x and w represents y, we can simplify the equation by moving the 8 to the other side

w = 1/8t

4 0
3 years ago
What is the inverse of the function?<br> f(x) = 1/3x-5
OlgaM077 [116]

Answer:

        -1

       f   (x) = -3(x + 5)

Step-by-step explanation:

1)  in f(x) = 1/3x-5, replace f(x)= with y= as follows:  y = (1/3)x - 5

2) interchange x and y, obtaining:  x = (1/3)y - 5

3) solve this result for y:  (1/3)y = -x - 5, or -(x + 5).  Next, multiply both sides by                        3 to eliminate the fraction (1/3):  y = -3(x + 5)

4)  replace y with the symbol for "inverse of f(x);

        -1

       f   (x) = -3(x + 5)

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3 years ago
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Natali [406]

Answer:

B. multiply by

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3 years ago
. Use the vectors v = -i +2j and w= -3i + 4j to find 5v + 8w.
Anarel [89]
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put values

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Do like you do algebraic addition

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Option A

5 0
2 years ago
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