(2m + 7) - (3 - 4m) = 2m + 7 - 3 + 4m = (2m + 4m) + (7 - 3)
= <u>6m + 4</u>
Α * R = L where L is the length of the arc of the circle, R is the radius of the circle, and α is the central angle <span>measured </span>in radians, so:
Answer:
What subject is this
Step-by-step explanation:
D is the answer
(4+8)+1 = 13
4+(8+1) = 13
Therefore equation D is true