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If a = 2, b = 5 and c = -3, find the value of c2-3ab -21 -36 -39 -316
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2 votes
If a = 2, b = 5 and c = -3, find the value of c2-3ab -21 -36 -39 -316

User Ian Auty
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2 Answers

3 votes
c^2 - 3ab......when a = 2, b = 5, c = -3

-3^2 - 3(2)(5) =
9 - 6(5) =
9 - 30 =
-21 <===
User Matan L
by
7.5k points
2 votes
The correct answer is -36
User Jolene
by
8.5k points
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