Sub
105=700*0.05*t
105=35t
divide both sides by 35
3=t
t=3
Answer:
D -24/25
Step-by-step explanation:
sin(2x) = 2sin(x)cos(x)
cos(x) = ⅘
sin²(x) = 1 - cos²(x) = 1 - (⅘)²
sin²(x) = 9/25
sin(x) = -⅗
(Because 4th quadrant)
sin(2x) = 2(-⅗)(⅘)
= -24/25
Answer:
39
Step-by-step explanation:
g(5) = 3(5) + 5 = 20
f(20) = 2(20) - 1 = 39