Timothy evaluated the expression using x = 3
and y = –4.
xy-2
3x2y−4
1 answer:
The expression xy-2, when x=3 and y= -4, becomes (3)(-4)-2, or -14 (answer)
the expresion 3x^2*y - 4 becomes 3(3)^2*(-4) - 4, or 27(-4) - 4, or -108 - 4 = -112 (answer)
Leave Timmy out of this, since it seems he didn't really do anything. ;)
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