Q114Multiple choice
Find the value of a, if
- (i)8a = 352 – 272
- (ii)9a = 762 – 672
- (iii)pqa = (3p + q)2 – (3p – q)2
- (iv)pq2a = (4pq + 3q)2 – (4pq – 3q)2
Show answer
(i) 8a = 352 – 272
(ii) 9a = 762 – 672
(iii) pqa = (3p + q)2 – (3p – q)2
(iv) pq2a = (4pq + 3q)2 – (4pq – 3q)2