Rules of Differentiation

Question

Find f'(x) for f(x) = -7x² + 4x - 10

Options:

1. 14x - 10
2. -14x + 4
3. 14x + 4
4. None of these

Answer 1

(d/dx)xⁿ=nxⁿ⁻¹

f(x) = -7x² + 4x - 10

f'(x)=-14x+4

Option 2 is the correct answer