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OpenStudy (anonymous):
Evaluate 4(a2 + 2b) - 2b when a = 2 and b = –2
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OpenStudy (anonymous):
16
OpenStudy (mathstudent55):
Does a2 mean \(a^2\) ?
OpenStudy (mathstudent55):
The first step is to replace the variables with the numbers they are equal to. Then use the correct order of operations.
OpenStudy (anonymous):
YES IT DOES
OpenStudy (mathstudent55):
The answer is not 16.
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OpenStudy (anonymous):
@mathstudent55 i know the answer isnt 16 , i put that in and got it wrong
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