(-a^3b^2*-a^-2b^-3)^-2/2a^2b^-3
= a^4b^9/2a^8b^4
=b^5/2a^4
so your answer is b^5/2a^4
1 hour = 60 minutes.
60 minutes / 20 minutes = 3.
55 people x 3 = 165 people per hour. (Rate per hour)
165 people x 3 hours = 495 people. (Total people in 3 hours)
Number one is 13.2 now hold up while I do the rest
There are three steps:<span>Rearrange the equation so "y" is on the left and everything else on the right.Plot the "y=" line (make it a solid line for y≤ or y≥, and a dashed line for y< or y>)<span>Shade above the line for a "greater than" (y> or y≥) or below the line for a "less than" (y< or y≤).</span></span>
Answer: -0.25 and 5
Step-by-step explanation:
Khan