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14-10-2019
Mathematics

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Evaluate the expression for w = -1.
-6W2 + 13w + 21 =
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14-10-2019

Answer:

2

Step-by-step explanation:

In this case, you have to substitute the w for -1, and then do the operation:

-6( -1 )^2 + 13( -1 ) + 21

-6( 1 ) - 13 +21

-6 -13 + 21

-19 + 21

2

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