Answer: x=4.5
not sure if it’s correct if it’s not i’m sorry
Answer:
8n^2+7n+2/3
Step-by-step explanation:
combine like terms
5n+2n=7n
Answer:
20cos(39) or 15.543 (3 d.p.)
Step-by-step explanation:
- Use SOHCAHTOA
- You want to find A and have an angle of 36° and H
- So use CAH
- cos(39) = x / 20
- x = 20cos(39)
Answer:
-8/25
Step-by-step explanation:
I took the test and i got it right
Assuming we want to factor the formula to (x+3)(x+3), you want to have a +9 where there is a -4 now. So you must add 13.
