Answer:
true
Step-by-step explanation:
(-8) + 9=1
9+(-8)=9-8=1
Answer:
<u>______________________________________________________</u>
<u>TRIGONOMETRY IDENTITIES TO BE USED IN THE QUESTION :-</u>
For any right angled triangle with one angle α ,
or 
or 
<u>SOME GENERAL TRIGNOMETRIC FORMULAS :-</u>
- <u></u>
or 
- <u></u>
or 
<u>______________________________________________________</u>
Now , lets come to the question.
In a right angled triangle , let one angle be α (in place of theta) .
So , lets solve L.H.S.



= R.H.S.
∴ L.H.S. = R.H.S. (Proved)
Answer:
y=2x-8
Step-by-step explanation:
y-y1=m(x-x1)
y-4=2(x-6)
y=2x-12+4
y=2x-8
Answer:
Option A
Step-by-step explanation:
c - 12 > - 16
c > -16 + 12
c > -4
Answer:
y=2x+3
Step-by-step explanation:
in third line x = 0 y=2×0+3 =3