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36.) f(x)=3x;g(x)=2x+3 (38.) f(x)=2x-3;g(x)=x+4 (40.) f(x)=-2x;g(x)=-2x^2+3?

find f-g and g-f?

2007-01-30 08:46:57 · 1 answers · asked by king 1 in Science & Mathematics ➔ Mathematics

1 answers

36)
f - g = 3x - (2x+3) = x - 3
g - f = -(f-g) = -(x-3) = -x + 3

38)
f - g = 2x - 3 - (x+4) = x - 7
g - f = -(f-g) = -(x-7) = -x + 7

You try the last one.

2007-01-30 08:55:51 · answer #1 · answered by MsMath 7 · 4⤊ 0⤋

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