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OpenStudy (j.f):
This problem is pretty easy but for some reason I seem to not be able to get the correct answer. Question: What is the numerical value of x^3z-3xy when x=2, y=4, and z=8? A. 32 B. 40 C. 88 D. 104
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OpenStudy (sleepyhead314):
plug in 2 for x, 4 for y, and 8 for z so ((2)^3 *(8)) - (3*(2)*(4)) and use order of operations (PEMDAS)
OpenStudy (j.f):
the answer is 40 correct
OpenStudy (sleepyhead314):
yes :)
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