199k views
19 votes
Which expressions are equivalent to 4^-2*7^-2? CHOOSE TWO ANSWERS

A) (4*7)^-4
B) 1/28^2
C) 7^-2/4^2
D) (4*7)^4

User Kyleb
by
3.0k points

1 Answer

7 votes
The answer is b, both expressions = 28^-2
User Amit Erandole
by
3.5k points