Answer:
hey is this from ncert textbook well.i know it
so question is y²-(-5y²)
it will be. y²+5y² (minus minus will become plus)
it will be then 1y²+5y² (y² will be 1y²)
so total will be 6y²
thanks pls give me brainliest I need it to upgrade the rank
Answer:

Step-by-step explanation:

Opposite = BC ,
Adjacent = AB = x = 3 ,
Hypotenuse = AC = y = 22
<em><u>Using trigonometric ratios.</u></em>

Since we have adjacent and hypotenuse we use cosine's ratio
to find the angle.

Answer:
(x+1)(x−1)(x+2i)(x−2i)
Step-by-step explanation:
I saw this on my assignment, study guide, and test. It was correct and checked by my teacher.
Answer:
69
Step-by-step explanation:
69e420+60532598423534543
Hey there !
No. of ways to arrange n objects is n!
[ When there's no conditions ]
Hence , number of ways we can arrange 9 performers is 9! = 362880 Ans.
Hope it helps!