Express: (x^2 + 5x - 14) / (2x^2 - 4x) as a fraction in it's simplest form.
Answer: (x+7)/(2x)
Related Maths A Level answers
All answers ▸A curve has equation y = x^3 - 48x. The point A on the curve has x coordinate -4. The point B on the curve has x coordinate - 4 + h. Show that that the gradient of the line AB is h^2 - 12h.
Why do we have to use radians instead of degrees?
The curve C has equation y = x^3 - 2x^2 - x + 9, x > 0. The point P has coordinates (2, 7). Show that P lies on C.
Given f(x) = 3 - 5x + x^3, how can I show that f(x) = 0 has a root (x=a) in the interval 1<a<2?