Card 1 of 20
For y=f(x)y=f(x)y=f(x), f′(x)f'(x)f′(x) gives the [ ] at each differentiable value of xxx.
A
For y=f(x)y=f(x)y=f(x), f′(x)f'(x)f′(x) gives the gradient of the tangent at each differentiable value of xxx.
B
dydx=\frac{dy}{dx}=dxdy= 20x4−6x+720x^4-6x+720x4−6x+7
C
The reciprocal 1x3\frac{1}{x^3}x31 can be written as x−3\boxed{x^{-3}}x−3.
D
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Card 1 of 20
1.7.9 Differentiating x^n Flashcards
20 flashcards on OCR A Level Maths 1.7.9 Differentiating x^n: the key formulae, methods and definitions you need to recall for Paper 1, Paper 2 and Paper 3.