Answer:
Step-by-step explanation:
Answer:
A-does not exist
Step-by-step explanation:
The pythagorian theorem :
- 12²+x²= (x-2)²
- 144+x²= x²-4x+4
- 144-4+x²-x²= -4x
- 140 = -4x
- x = 140/-4
- x= -35
That's absurd . A side cannot be negative since it's a distance
It was obvious from the beginning since one of the sides is greater than the hypotenus wich is impossible x≥x-2
Answer:3/12
Step-by-step explanation:
Because divide 3 by 3 and 12 by 3x and get 1/4
Answer is option B.

Explanation:
5 to the power -2 can be written as

which will be

which will be
