SOLUTION: -(7a^2b^3) (-14ab^-3)

Algebra ->  Test -> SOLUTION: -(7a^2b^3) (-14ab^-3)      Log On


   

Question 256447: -(7a^2b^3) (-14ab^-3)
Answer by drk(1908) About Me  (Show Source):
You can put this solution on YOUR website!
We are given:
(i) %28-7a%5E2b%5E3%29+%28-14ab%5E-3%29
First, multiply -7 and -14 to get
(ii) {{(98a^2b^3) (ab^-3)}}}
Second, multiply the a's to get
(iii) {{(98a^3b^3) (b^-3)}}}
Third, multiply the b's to get
(iv) 98a%5E3b%5E0
However, b^0 = 1, so we get
98a%5E3