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Mathematics 19 Online
OpenStudy (anonymous):

If the operator ** is defined by x**y = 2xy + x + y. What is 2**3?

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.

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

No problem.

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