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OpenStudy (anonymous):
if g(x) = x2 − 5, find g(7)
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OpenStudy (anonymous):
plug in 7 for x
OpenStudy (cathyangs):
^that person is correct! :D
OpenStudy (anonymous):
7^2 - 5 = 49 - 5 = 44
OpenStudy (anonymous):
why you supposed that x2 means x^2 ? ;)
OpenStudy (anonymous):
because try typing x2 in wolfram alpha. it automatically says it is x^2
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OpenStudy (cathyangs):
isn't the standardization that you have the coefficient first, for all variables?
OpenStudy (anonymous):
thank you!
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