Find the gradient of the line x^2 + 3x - 6 at the point (5,34)
Differentiate: 2x + 3.Substitute for x=5: 2(5) + 3Answer =13.
DD
Related Further Mathematics GCSE answers
All answers ▸To differentiate a simple equation: y= 4x^3 + 7x
f(x) = 3x^3 – x^2 – 20x – 12 (a) Use the factor theorem to show that (3x + 2) is a factor of f(x). [2 marks] (b) Factorise f(x) fully. [3 marks]
Find the definite integral of f(x) = 12/(x^2+10x+21) with limits [-1,1]. Give your answer to 2 decimal places.
f'(x) = 3x^2 - 5cos(3x) + 90. Find f(x) and f''(x).