Earlier price is 2.80
Current price is 2.87
Increment is
2.87 - 2.80
0.07
Increment percentage is
(0.07 / 2.80) * 100
2.5 %
For this just simply substitute the values with the corresponding variable.
10(-2)-4(1)
-20-4
-24 is your answer for the expression
D is the correct answer. I think.
You do whatever number to the 2nd or 3rd power
its 113 4 man thanks for free points