Question

step by step explanation

​

Answer 1

1. 2 exponent -3 ×. 2exponent -2

2x2x2=-8

2x2=-4

-8x-4=12

.°. solution is 12.

2. 7exponent is -2 X 7exponent 5

7x7=. -49

7x7x7x7x7=16807

-49x16807=151263

.°. solution is 151263

3. 3exopnent is 4x 3exponent is 5

3x3x3x3=81

3x3x3x3x3=243

81x243= 19683

.°. solution is 19683.

That's it know