Step-by-step explanation:
-7(-3r+2)=3r-6
Distribute the - 7
21r-14=3r-6
Add 14
21r=3r+8
Subtract 3r
18r=8
Divide 18r by 8
2.25 should be the answer to r.
Csc x · sec x - tan x =
= 1 / sin x · 1 / cos x - sin x / cos x =
= 1 / sinx cos x - sin² x / sin x cos x =
= ( 1 - sin² x ) / (sin x cos x) =
= cos² x / ( sin x cos x ) =
= cos x / sin x = cot x
Answer:
pulling red 7:15
green 8:15
54% chance of pulling green because 8 is 54% of 15
100,000,000+70,000,000+6,000,000+ 900,000+40,000+5,000+500+90+6= 176,945,596
I hope this helped
Answer:
x-1+\frac{4x-3}{x^2+2x+1}
Step-by-step explanation:
