why is g(-3) when g(x) = x^3 + x^2 + x + 1 not -38? The answer is -20 but I don't know how.
+4473 Be careful with negatives:
(-3)^3 = -27
(-3)^2 = 9
-27 + 9 - 3 + 1
-18 - 3 + 1
-21 + 1
-20.
+4473 Be careful with negatives:
(-3)^3 = -27
(-3)^2 = 9
-27 + 9 - 3 + 1
-18 - 3 + 1
-21 + 1
-20.
