Answer:
7^4
7 to the fourth power
7 ·7·7·7
Step-by-step explanation:
Because 7 to the fourth power is 7^4 and that equals 7·7·7·7
it's probably b
I don't know how to do it so don't do b
B) {(−2, −3), (−3, −2), (2, 3), (3, 2)}
each input of x (-2), (-3), (2), (3) does not have duplicated output value
