Question

6. If a = 2, b = 3, find the values of
(i) (ab + b)-1
(ii) (aa+bb)-1​

Answer 1

ok,

sol:

1) ( ab + b) -1

= [( 2 × 3) + 3] -1

= ( 6 + 3 ) -1

= (9) × -1

= -9

2)

(aa + bb) -1

= [(2×2) + (3×3)] -1

= ( 4 + 9 ) -1

= ( 13 ) -1

= - 13

solved by.

Enrique ♥️♥️