Question

1. Find the value of p using suitable identity:
3p = ( 28 )²- ( 23 )²​

Answer 1

Answer:

3p = 784 - 529

3p = 255

p = 255/3

p = 85

Answer 2

Answer:

85

Step-by-step explanation:

3p=(28)2 - (23)2

3p=(28x28) - (23x23)

3p=784 - 529

3p=255

3p÷3=255÷3=85

p=85