Answer:
-2w-20
Step-by-step explanation:
distribute => 4w-20-6w = -2w-20
Answer:
600
Step-by-step explanation:
anything times 1 is itself
Answer:
4
Step-by-step explanation:
Step-by-step explanation:
using trig, tangent is equal to opposite over adjacent.
in this case, the angle is 45, opposite is 7, and adjacent is a.
thus tan 45° = 7/a
solve for a to get a = 7/tan 45° = 4.32
The answer is D. 2x - 4/x^2- 4