Solutions To Mathematics Textbooks/Calculus Early Transcendentals (6th) (0495011665)/Diagnostic Tests

Diagnostic Tests

1

a) $(-3)^4 = (-3)^2 \cdot (-3)^2 = 9 \cdot 9 = 81\,$

b) $-3^4 = -(3^4) = -81 \,$

Last modified on 8 August 2009, at 20:51