Question

2x ^ 2 + 4 ; x = 2

Answer 1

To find the value of the expression 2x^2 + 4 when x = 2, we substitute x with 2:
2(2)^2 + 4
2(4) + 4
8 + 4
12
Therefore, when x = 2, the expression 2x^2 + 4 equals 12.