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Mathematics 9 Online
OpenStudy (anonymous):

Evaluate 2x^2 − 5y when x = -3 and y = 4

OpenStudy (lgbasallote):

plug in x and y \[\large 2(-3)^2 - 5(4)\] problem solved?

OpenStudy (anonymous):

no

OpenStudy (lgbasallote):

hmm how about you try the calculator..input it EXACTLY like that...

OpenStudy (lgbasallote):

by calculator i meant scientific calculator

OpenStudy (anonymous):

-32

OpenStudy (lgbasallote):

uhmm no \((-3)^2 = 9\) multiply it by 2

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