Question

PLEASE HELP I WILL GIVE A MEDAL! URGENT!

Answer 1

What is the simplified form of each expression?

-(10)^-1

-1/10
-1/-1^10
1/10
10


1/c^-5

c^5
5c
-c^5
-5/c


What is the value of y^-5/x^-3 for x=-2 and y=-4?

10/3
128
-1/128
-128

Please help me and I will give a medal!

Answer 2

All of these problems use this idea: a^-n=1/a^n

Answer 3

My answers are
1. D 2. C and 3. A

Answer 4

=0.8

Answer 5

=
(5c12−c6−5)
c

Answer 6

For the first one: 10^-1=1/10 and the opposite of that is - 1/10

Answer 7

The second one is not negative

Answer 8

Oh ok, so 2 is B?

Answer 9

What is 3?

Answer 10

Please help me with 3

Answer 11

x^3/y^5

Answer 12

So is it A?

Answer 13

You must have posted something wrong because it should be + 1/128
You are taking a test and haven't learned one thing about this, have you?