If f(x)=x^2 and g(x)=5x-11, then what is fgg(x) when x=3?
g(3)=5(3)-11=15-11=4gg(3)=g(4)=5(4)-11= 20-11=9fgg(3)=f(9)=92=81fgg(3)=81
SM
Related Maths A Level answers
All answers ▸The equation kx^2+4kx+5=0, where a is a constant, has no real roots. Find the range of possible values of k.
How can I calculate the standard deviation of a data set?
In a geometric series, the first and fourth terms are 2048 and 256 respectively. Calculate r, the common ratio of the terms. The sum of the first n terms is 4092. Calculate the value of n.
Solve the simultaneous equation x+y=11(1), x^2+y^2=61 (2)