book Maths Puzzle Numerical Ability

Here I need to factor the quadratic expression completely, and find the roots of the expression.

135x^2 - 222x + 91

Read Solution (Total 0)

book Other Question

If P(x)=8x-4x^2, then find P(2/x) by synthetic substitution I have a question concerning using quadratic equations to solve word problems.
Here is the question;
Find two positive numbers in the ratio 2:3 whose product is 2400.
I need to