JAMB - Mathematics (2004 - No. 11)

Find the derivatives of (2 + 3x)(1 - x) with respect to x

6

-3

1 - 6x

6x - 1

解释

y = (2 + 3x)(1 - x)
y = 2 - 2x + 3x - 3x2
y = 2 + x - 3x2
dy/dx = 1 - 6x

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