Question

please please answer it fast I am in hurry​

Answer 1

Answer:

7 a) 256

b)x^3 y^4 z

8 a) 10 x10x 10x 10

= 10000

b) = -1

9 a) = 512 + 49

= 561

b) 625 X- 1

= - 625

10 a) x = 3

b) x= 5

11 = -1 x 100 +1

= -100 + 1

= 99

12 = 3^5 = 243, and 5 ^3 = 125

so 3^5is the greatest

13. a) 1080= 2^3 x 3^3 x 5.

b) 3087 = 3^2 x 7^3.