3 years ago

Find the value of x when x² is equal to 121. * 4 points

Mathematics

1 answer:

Vaselesa [24]3 years ago

5 0

You would take the square root of x^2 and of 121 so x =11

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Slav-nsk [51]

$2a^2-32$

$2*a^2-2*16$

$2*(a^2-16)$

but we have a Difference of two square

$x^2-y^2=(x+y)*(x-y)$

now you can see it very well

$2*(a^2-4^2)$

so

$\boxed{\boxed{2*(a-4)*(a+4)}}$

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2 years ago

A pattern is made by toothpick squares. Select the series that represents the number of toothpicks added to a picture to get the

lorasvet [3.4K]

The answer is, 4 + 8 + 12 + 16 ... rule is 4n.

Explanation:

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4 squares have 12 toothpicks, then you added 8 toothpicks to pass from one square to 4 squeres.

If you follow that reasoing you get to realize that the additions are 4, 8, 12, 16.

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blagie [28]

Answer:

Step-by-step explanation:

Ask yo teacher for help bih

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2 years ago

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4vir4ik [10]

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3 years ago

Mark spent 135$ on his comic book collection. he just sold it online for 310$. approximately what is the profit as a percent of

V125BC [204]

Answer:

It would be B

Step-by-step explanation:

310-135=175

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7 0

2 years ago

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