Question

a2+b2=30 and a-b=6 Value of ab=

Answer 1

Step-by-step explanation:

We know that a²+b²=30 and a-b=6

so we can write it as:-

(a-b)² = a²+b²-2ab

(6) ² = 30-2ab

36 = 30 - 2ab

36-30 = -2ab

6 = -2ab

8 = ab

ab = 8

(Answer)