Question

Find the value of this expression if x=-7. x^2 -1 /x+4

Answer 1

-16

Explanation:

x^2 -1 /x+4

By putting the value of x in the expression as x = -7

= (-7)^2 - 1/ -7 +4

= (+49) - 1/ -3

= 48/-3

= -16