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OpenStudy (anonymous):
Evaluate 2x-4y for x = 2 and y = 4.
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OpenStudy (anonymous):
substitute.. 2(2) - 4(4) = 4 - 16 = -12
OpenStudy (anonymous):
A. -64 B. 1/8 C. 1/2
OpenStudy (anonymous):
hmm w8 a sec
OpenStudy (anonymous):
Um, Ok?
OpenStudy (anonymous):
sorry its 1/2
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OpenStudy (anonymous):
Ok thanks (:
OpenStudy (anonymous):
2*4/2^(-4)=8/16=1/2
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