Answer:

Step-by-step explanation:
Since you are doing
squared, you have to multiply the exponents.
4 * 2 = 8

Step-by-step explanation:
the original price was 1750
Would it be negative fourty (-40) as the difference between 20 and -10 is 30 so -10 minus 30 is -40 ?
Well, they are ALIKE, but since a and b are different the terms are different. Hope this helped.