Question

Did I do these correctly?

Answer 1

a - wrong. x^m * x *n = x^(m+n)
b- correct
c - correct
d - wrong x^m / x^n = x^(m - n)

Answer 2

oops...first one should read : x^m * x^n = x^(m + n)

Answer 3

wait but when multiplying numbers with same base and different exponents u just add the exponents right and keep same base

Answer 4

yes

Answer 5

so how is the first one wrong?

Answer 6

check your adding

Answer 7

10^14

Answer 8

correct

Answer 9

and the last one 12-4= 8...

Answer 10

no....12 - (-4)

Answer 11

ohhhh cuz it already has a - its a double negative

Answer 12

yes

Answer 13

so its really 10^16

Answer 14

you got it :)

Answer 15

good job :)