Reina's work (84)5 (73)9 = 84 + 573 + 9 = 8to the ninth power7to the twelfth power sam's work (84)5 (73)9 = 84⋅573⋅9 = 8to the 20th power 7 to the 27th power
which one is right
explain.

Find the value of the cosine for angle a

Jorge planted flowers in his garden he planted one row of 12 tulips and one row of 36 daisies george's friend kylie has a garden with 75 flowers in it kylie's garden only contains tulips and daisies. is it possible for kylie‘s garden she have the same ratio of tulips to daisies as george's garden?

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?