Question: 15)f(x) = (2x + 1) (x 2 - 3x) a)6x 2 - 10x - 3 b) 12x 2 - 10x - 3 c) 6x -
15)f(x) = (2x + 1) (x2- 3x)
a)6x2- 10x - 3
b) 12x2- 10x - 3
c) 6x - 10
d)12x2- 10x - 3
16)f(x) = (5- 2x)4
a)-8 (5- 2x)3
b) 4(5- 2x)3
c) 8 (5- 2x)3
d) -4 (5- 2x)3
17)f(x) = (3x2+5)5
a)5(3x2+5)4
b) 30x(3x2+5)4
c) (3x2+5)4
d) -30/(3x2+5)5
18)f(x) =5ex
a)ex-1
b)4ex-1
c) 5ex
d)5ex+ 5ex-4
19)f(x) =3e-6x
a)18e6x-1
b)-18e-6x
c) 18e-6x
d)-18e-5x
20)f(x) =(2x-5)1/2
a)1/(2x-5)1/2
b)1/2(2x-5)-1/2
c)2/(2x-5)1/2
d)1/2(2x-5)3/2
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