3 years ago

?/5 of 20=20 what numerator makes this equation true

Mathematics

1 answer:

DiKsa [7]3 years ago

6 0

Explain please thank you

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Step-by-step explanation:

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2 years ago

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If xsquared+ysquared=57 , xy=3 . find the value of 3(x+y)squared

shepuryov [24]

Answer:

189

Step-by-step explanation:

If you mean this, my answer is 3x63= 189

${x}^{2} + {y}^{2} = 57 \\ xy = 3$

${x}^{2} + {y}^{2} + 2xy = 57 + 2 \times 3$

${(x + y)}^{2} = 63$

$3 {(x + y)}^{2} = 3 \times 63 = 189$

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3 years ago

For a cube whole side lenght is 4 in , the expression 4 to the 3 could represent

S_A_V [24]

Answer:

Step-by-step explanation:

The volume of a cube.

The formula is V = s^3 where is the the "whole side length" of the cube. The cube requires three dimensions be multiplied together to find its volume.

That's why the formula is written as V = s^3. It means that V = s * s * s which is three sides multiplied together. They also need to be at right angles to each other.

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2 years ago

Differentiate the function using chain rule

grigory [225]

I think this is how you do it