Question

Evaluate a³ - b + 7, if a = 3 and b
=4

Answer 1

⇒Plug in the given values of the variables in order and then simplify the expression

Given that a= 3 and b=4

⇒
`=(3)^(3) -(4)+7\\=27-4+7\\=23+7\\=30`

⇒The expression evaluated at the given known variables gives 30.