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Directions:For questions 12-16 simplify using the given replacement valued. There should be no decimals, convert all decimals to fractions. (Do not change whole numbers)

Directions:For questions 12-16 simplify using the given replacement valued. There-example-1
User Bensson
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1 Answer

20 votes
20 votes

Let's simplify the following expression:


\text{ -4ab - 6b}^2\text{ : a = -3 and b = -4}

We get,


\text{ -4ab - 6b}^2
\text{ = -4(-3)(-4) - 6(-4)}^2
\text{ = -4(12) - 6(16)}
\text{ = -48 - 9}6
\text{ = -}144

The answer is -144

User Selethen
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