Question

Find the product and verify: (p + q ) ( p

2

- pq + q

2

) ; p = ( - 2 ) and q = 1​

Answer 1

Answer:

-7

Step-by-step explanation:

By inserting the value p = ( - 2) and q = 1, we get;

[(-2) + 1] × ( - 2²) - [( -2) × 1] + 1²

= -1 × 4 - 2 + 1

= -4 -3

= -7

Hope it helps.