2 years ago

Someone please help me I’m not good in math

1 answer:

7 0

The missing factor is (a -1) I believe. If you foil (5a + 9)(a - 1) you would get 5a^2 + 4a - 9.

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tensa zangetsu [6.8K]

Answer:

65 cm

Step-by-step explanation:

See the attached image. The Pythagorean Theorem says in a right triangle, (leg)^2 + (leg)^2 = (hypotenuse)^2.

$16^2+63^2=x^2\\256+3969=x^2\\4225=x^2\\x=\sqrt4225}\\x=65$

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3 years ago

Luba_88 [7]

Answer:

Function

Step-by-step explanation:

Because there is an output for every input listed of its opposite.

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3 years ago

mr Goodwill [35]

I believe A is the answer!

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3 years ago

Hoochie [10]

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3 years ago

bulgar [2K]

Answer:

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Step-by-step explanation:

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2 years ago