Question

class 8 maths--- factorise 63a²b²-7​

Answer 1

Answer:

7 and (9a²b² - 1)

Step-by-step explanation:

factors of 63$a^{2} b^{2}$ = 3 * 3 * 7 * a * a * b * b

factors of 7 = 1 * 7

Common Factors = 7

hence

63a²b²-7​ = 7 (9a²b² - 1)

thank you.