book Maths Puzzle Numerical Ability

All that I have to do is factor this but I think that it is prime. Can someone please tell me if I am right? Thank you.
15x^2+16x+4

Read Solution (Total 0)

book Other Question

Simplify:

Square root of 2xy^5 times square root of 10x^8y^2

Assume that all variables represent positive real numbers. Define the subgroups of the Real number system giving examples using set notation