Question

Help

Answer 1

Let me see what I can do

Answer 2

okay

Answer 3

Umm, I don't think that would be used in irl

Answer 4

So we have a formula

Answer 5

is it too hard

Answer 6

That's the formula I am now working it all out

Answer 7

okay

Answer 8

for the 27s inside the brackets so in this case the powers are added we need both of the formulas to solve the problem, we need both of the formulas to solve the problem
first we apply the second one and then the first
a is 27
x is 5 and y is -2

Answer 9

thank you❤

Answer 10

Now add the 5 and -2

Answer 11

ok

Answer 12

which is 3 so that means it will be 27^3

Answer 13

I am thinking rq there is more to it

Answer 14

I'm back sorry I had to deal with something

Answer 15

okay

Answer 16

now it's (27^3)^-1
we need to apply the power -1 using the first formula

Answer 17

ok

Answer 18

thats the answer?

Answer 19

So I am going to skip a step so we now have 27^-3

Answer 20

Which gives us 27^-4 x 27^-3

Answer 21

Once again add -4 + -3=-7 that will make 27^-7 which is also your answer