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OpenStudy (anonymous):
If the operator ** is defined by x**y = 2xy + x + y. What is 2**3?
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OpenStudy (anonymous):
help me
OpenStudy (anonymous):
everywhere you see an x, plug in 2, for y, plug in 3
OpenStudy (anonymous):
\[2**3=2(2)(3)+2+3\]
OpenStudy (anonymous):
it is 17?
OpenStudy (anonymous):
Yep.
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OpenStudy (anonymous):
thanks
OpenStudy (anonymous):
No problem.
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