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Find the value of 21 + 4(3^2-5). A.25 B.37 C.100​
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Find the value of 21 + 4(3^2-5).
A.25
B.37
C.100​

User Rolfe
by
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1 Answer

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Let’s start with PEMDAS. Parenthesis first. 3 squared is 9, then you subtract 5 from 9, which is 4. Then we have to multiply 4 with 4, which is 16. For our last step, we have to add 16 with 21, which is 37. Your answer is B.
User Kerby
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