Answer is 20 by plugging the 4 in the equation it equals 20
Answer:
-1.8
Step-by-step explanation:
Answer:
B and D
Step-by-step explanation:
Take a look at all the options x=4, 3, 1, 2 > 0
So, we just care about the domain where x>0, which is
.
Then plug in x we will have the right answer.
Answer:
Step-by-step explanation:
(0, -3) not a solution
(2,1) solution
(3,-4) not a solution
(-5,7) solution
180-68 is 112 so 112 is angle fca