exam Maths Puzzle Numerical Ability

Please help me solve the following problem:

If f(x)=4-x and {{{g(x)=1+x^2}}}, find (g X f)(-2)

Read Solution (Total 0)

exam Other Question

Translate to an algebra statement; do not solve:
Five times the difference of a number and one yield the same result as twice the same number increased by three. the length of a rectangle is (3x + 5)meters and the breadth 2x - 7).