How do you simplify # (16a^2b^4)/(-4b^3) times( -4a^5b)/(-8a^3b^2)#?
Approach multiplication in algebra questions step by step.
Signs, numbers, indices
SIGNS: In this example, the final sign will be negative, because there is an odd number (3) of negative signs.
NUMBERS: cancel where possible.
INDICES: combine the indices of like bases in the numerator and denominator
Subtract indices of like bases