Question

5b2 square value of b is 4

Answer 1

Answer: 80

Explanation:

= 5b^2; (b = 4)

On substituting value of ‘b’,
= 5 * (4^2)
= 5 * (4 * 4)
= 5 * (16)
= 80

Answer 2

80

Explanation:

5b^2

• b equals to 4

=5(4^2)

=5(16)

=80