Simplify 3^2 ⋅ 3^5 pls help (25 points)

a) 3^7

b) 3^10

c)9^7

d)9^10

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]