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OpenStudy (anonymous):
what is the value of 4a^3-2b^2+5 when a=3 and b=-2 ?
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Nnesha (nnesha):
replace a by 3 and b by -2 then solve
Nnesha (nnesha):
|dw:1421616783282:dw| like this now solve take cube of 3 and square of -2
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