Y = -9(x^2- 3x)^7 please give full working?

2 ⤊

Y = -9(x^2- 3x)^7 please give full working?

Use the rules of differentiation to find the derivatives of the following function. Simplify terms wherever possible, but it is not necessary to factorise and then cancel any of the expressions.

2007-08-17 17:14:04 · 3 answers · asked by vanisha j 1 in Science & Mathematics ➔ Mathematics

3 answers

dy/dx = (- 63) (x² - 3x)^6 (2x - 3)

2007-08-21 09:58:58 · answer #1 · answered by Como 7 · 1⤊ 0⤋

If you have the exponent 7 to move:
7 *( -9)(x^2 - 3x)^6 =
-63(x^2 - 3x)^6

Now you have to multiply by the derivative of what's inside:
-63(x^2 - 3x)^6 * (2x - 3)

So that's your answer.

2007-08-18 00:20:00 · answer #2 · answered by Anonymous · 0⤊ 0⤋

y' = -63(x^2-3)^6 (2x-3)

2007-08-18 00:22:22 · answer #3 · answered by sahsjing 7 · 1⤊ 0⤋