(5 + 2(2^0.5))(7 - 3(2^0.5))

23 - 20.5

NW

Related Maths A Level answers

All answers ▸

A curve has equations: x=2sin(t) and y=1-cos(2t). Find dy/dx at the point where t=pi/6


A curve has parametric equations x=t(t-1), y=4t/(1-t). The point S on the curve has parameter t=-1. Show that the tangent to the curve at S has equation x+3y+4=0.


Find, using calculus, the x coordinate of the turning point of the curve with equation y=e^3x cos 4


Find dy/dx when y = 5x^6 + 4x*sin(x^2)