exam Maths Puzzle Numerical Ability

graph f defined on the domain -1<x<4 as follows

f(x) =x^2+1 for -1<x<1 and sqrtx-1 for 1<x<4

Read Solution (Total 0)

exam Other Question

At 7:00 a.m. Joe starts jogging at 6mi/h. At 7:10 a.m. Ken starts after him. How fast must Ken run to overtake him at 7:30 a.m.? In order for the following fraction to be defined, what value(s) can x not assume?

7/[(2/x)-(3/5)]