Answer:
no
Step-by-step explanation:
For example: 4(2)-2 and 2(2-1)
6 is not equal to 2
Answer:
<h2>A.20/21</h2>
Step-by-step explanation:
I ask my teacher and she said that it was 20/21 but she did not know it was test answer lol
Cross multiplying:-
cot^2 x = (csc x+ 1)(csc x + 1)
also cot^2 x = csc^2 x - 1 = (csc x + 1)(csc x - 1) (Known Identitiy)
so the equation is not an identity
Answer:
Bob has 66 dvds
Step-by-step explanation:
Let's assume
Bob has 'x' number of dvds
we are given
Jordan has 5/6 dvds as bob
so, Jordon will have

now, we are given jordan has 55 dvds
so, we can set it to 55
and then we can solve for x

Multiply both sides by 6


divide both sides by 5


So,
Bob has 66 dvds
Answer:

Step-by-step explanation:
-2w + 3 + 5w - 2
Combine like terms.
3w + 1
-3w + 5(2w + 1)
Expand brackets.
-3w + 10w + 5
Combine like terms.
7w + 5