Solve for x: logx(25) = log5(x)
logx(25) = log5(x)2logx(5) = log5(x)2/log5(x) = log5(x)2 = (log5(x))^2sqrt(2) = log5(x)x = 5^sqrt(2)
Related Maths A Level answers
All answers ▸What is the first derivative of y=5z(1+2z2)? Is this a minimum, maximum or turning point?
A circle with centre C has equation x^2 + y^2 + 2x + 6y - 40 = 0 . Express this equation in the form (x - a)^2 + (x - b)^2 = r^2. Find the co-ordinates of C and the radius of the circle.
By integrating, find the area between the curve and x axis of y = x*exp(x) between x = 0 and x = 1
solve for x, in the form x = loga/logb for 2^(4x - 1) = 3^(5-2x) (taken from OCR June 2014 C2)