Question

multiplyy

(x+2) (x+5) -------- first




( 5x^2 + 2y^2) (3x^2 - 7y^2)-------second​

Answer 1

Step-by-step explanation:

1) cross multiply both the sides

[x × x ] + [x × 5] + [2 × x ] + [2 ×5]

x² + 5x + 2x + 10

= x² +7x + 10