Question

8. Verify the following:

(i) 28 × [ 4 + (-3) ] = 28 × 4 + 28 × (-3)

(ii) (-31) × [ (-8) + (-2) ] = (-31) × (-8) + (-31) × (-2)​

Answer 1

Step-by-step explanation:

(i) LHS: 28×[ 4 + (-3) ]

= 28 × 1

= 28

RHS: 28 ×4 + 28 × (-3)

= 112 - 84

= 28

LHS = RHS

HENCE VERIFIED .

(ii) LHS : (-31) × [ (-8) + (-2) ]

= (-31 ) × (-10)

= 310

RHS: (-31) × (-8) + (-31) ×(-2)

= 248 + 62

= 310

LHS = RHS

HENCE VERIFIED.

Answer 2

Answer:

(i) 28

(ii) 310

Step-by-step explanation:

hope it will be helpful to you