cordellfranklin cordellfranklin

16-08-2016
Mathematics

contestada

evaluate the expression when y=-2

-8y^2=

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shellyy shellyy

16-08-2016

You plug in -2 for y. So you multiply -2 by -8 and raise it to the second power.
-8(-2)^2 = 16^2 = 256

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Ckaranja Ckaranja

16-08-2016

-8(y)^2
=-8[tex] (-2)^{2} [/tex]
=-8(4)
=-32

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