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OpenStudy (anonymous):
Sam evaluated the expression x^2y for x = 7 and y = 9. He got a value of 49. Which of the following statements is correct? Sam's answer is correct. Sam forgot to multiply. Sam squared wrong.
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OpenStudy (anonymous):
heeeelo
OpenStudy (anonymous):
7^2*9
OpenStudy (anonymous):
that would be what we get when we subsitute values
OpenStudy (anonymous):
7^2 is 49
OpenStudy (anonymous):
BUT 49*9=441
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OpenStudy (anonymous):
Sam forgot to multiply
OpenStudy (anonymous):
oh i see
OpenStudy (anonymous):
ty
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