exam Maths Puzzle Numerical Ability

2/3 +3y=5y-2/15

Read Solution (Total 0)

exam Other Question

hi, i am needing help with this question from a hand out..

f:R to R is defined by f(x)=2x+1 then f^-1=

i came up with 2x-1 as my answer..can you help verify? thanks True or False? The degree of a trinomial is never 4.