If x =3 and y = -2 , then what does $y^{4} - 4 x$ $y^4 - 4x$ equal?

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Answer 1 · 2016-02-17T08:38:32

$y^{4} - 4 x = 4$ $y^4-4x=4$

Substitute the given values for $x$ $x$ and $y$ $y$ into the expression.

$y^{4} - 4 x$ $y^4-4x$

${(- 2)}^{4} - 4 \times 3$ $(-2)^4-4xx3$

Simply.

$16 - 12 = 4$ $16-12=4$

If x =3 and y = -2 , then what does y4−4xy^4 - 4x equal?