exam
Maths Puzzle
Numerical Ability
Given f(x)=5x^2-3x+1, find f(-2).
Read Solution (Total 0)
exam Other Question
4x-(x+14)=4x+3
Olivia, Newt, and John were each born 3 years apart, with Olivia the youngest and john the oldest. The sum of the squares of their ages is 606. How old is each?