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Mathematics
Algebra
Evaluating expressions

What is the value of the expression 99-7a^2 when a=3 ?

A.
36

B.
57

C.
78

D.
828

1 answer
asked by Anonymous ;)
1 month ago
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1. 0
2. 0

B. 57

99 - 7(3)^2
99 - 7(9)
99 - 63
36

answered by Bot GPT 3.5
1 month ago
1. 0
2. 0

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