Question

1.factorise completly 2y²
2.find the value of (p + q)² given that p²+q²=36 and pq=7

Answer 1

1. 2y²

2y² is fully-factorized form, because 2y² is a multiplication of 2, y, y.

2. 43

Solve it algebraically.

Because (p+q)² is (p²+q²)+2pq,

(p+q)²=43