Rules for Differentiation (VCE SSCE Mathematical Methods): Quizzes

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Rules for Differentiation
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10 questions from this quiz

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Using the power rule, what is f(x)f'(x) if f(x)=x5f(x) = x^5?

5x45x^4

What is the derivative of a constant function f(x)=cf(x) = c?

00

If f(x)=5x2f(x) = 5x^2, what is f(x)f'(x)?

10x10x

Find dydx\frac{dy}{dx} for y=x32x2+4y = x^3 - 2x^2 + 4.

3x24x3x^2 - 4x

In Leibniz notation, how should we treat dydx\frac{dy}{dx}?

As a single entity, not a fraction

If f(x)=2x36xf(x) = 2x^3 - 6x, what is f(2)f'(2)?

1818

For y=x24xy = x^2 - 4x, at what xx-value is the gradient 0?

x=2x = 2

If a tangent makes angle of 45°45° with positive xx-axis, what is its gradient?

11

If f(x)>0f'(x) > 0 for all xx in an interval, the function is:

Strictly increasing

Where f(x)=0f'(x) = 0, the function often has a:

Local maximum or minimum

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