$\bf sin^2(\theta)+cos^2(\theta)=1\implies sin^2(\theta)=1-cos^2(\theta)\\\\
sec(\theta)=\cfrac{1}{cos(\theta)}
\\\\
-----------------------------\\\\
cos(t)[sec(t)-cos(t)]\implies cos(t)sec(t)-cos(t)cos(t)
\\\\\\
cos(t)\cdot \cfrac{1}{cos(t)}-cos^2(t)\implies 1-cos^2(t)\implies \boxed{sin^2(t)}$

8 0

3 years ago

Valerie earns $24 per hour. which expression can be used to show how much money she earns in 7 hours

Natalija [7]

Y = 24 x
y= 24(7)
y=168 hrs

5 0

2 years ago

It takes 85 pails of water to fill up a tank. If the capacity of each pail is 2.65 gallons , what ai the capacity of the tank?

Taya2010 [7]

If u multiply the amount of gallons the pail holds by the amount of pails the tank can hold you would get 225.25 gallons.

6 0

2 years ago