exam Maths Puzzle Numerical Ability

Please help me with thses 2 problems and thanks


Factor completely: 9x^2-16y^2

Factor completely: 3x^2-2x-8

Read Solution (Total 0)

exam Other Question
Solve the system by addition.
2x - 4y = 7
4x + 2y = 9 find the value of n in the equation 6.2n-3.7n=85+45.