Answer:
option c is the correct.
Step-by-step explanation:

by using the laws of exponent
a^m×a^n=a^m+n
12x^4+2/3x²

4x^4-3
4x³
Answer:
63degrees
Step-by-step explanation:
I cant see the picture well but i assume that is an angle and it is right before 90 degrees
Answer:
khe? mi traductor sabe q m dijo q dijiste no entendi o_O??
Answer:
2 ( x + 5 )
Step-by-step explanation:
You would factor the express by factoring out 2 from 2x + 10:
2 ( x + 5)
Answer:
360°
Step-by-step explanation:
It would be the same thing as finding the sum of a rectangle where all 4 angles add up to 360° or think of it as a circle where circles = to 360° (I hope this makes sense)