exam Maths Puzzle Numerical Ability

Coefficients are to as exponents are to ?

I believe it terms and factors..

Read Solution (Total 0)

exam Other Question

Can be found on page 155. Please solve the equation 6(w-4)+18=30. I need help solving:
x(x+2)(x+4)=315
i know the answer, i just have to figure out how to get there other than trial and error.