Does (-a3)2 equal -a6 or a6 ? Thank you!
M Muhammad Daud New member Joined Oct 15, 2018 Messages 1 Oct 15, 2018 #1 Does (-a3)2 equal -a6 or a6 ? Thank you!
stapel Super Moderator Staff member Joined Feb 4, 2004 Messages 16,582 Oct 17, 2018 #2 Muhammad Daud said: Does (-a3)2 equal -a6 or a6 ? Thank you! Click to expand... If you're not sure, try plugging some numbers in. For instance, if a = 1, then a^3 = 1^3 = 1, -a^3 = -1, and (-a^3)^2 = (-1)^2 = ...?
Muhammad Daud said: Does (-a3)2 equal -a6 or a6 ? Thank you! Click to expand... If you're not sure, try plugging some numbers in. For instance, if a = 1, then a^3 = 1^3 = 1, -a^3 = -1, and (-a^3)^2 = (-1)^2 = ...?