Verify the identity.tan x(csc x - sin x) = cos x
What will be an ideal response?
tan x(csc x - sin x) = tan x ? csc x - tan x ? sin x = ?
-
? sin x =
-
=
=
= cos x
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Solve the problem.A truck rental company charges $31, plus $0.13 per mile to rent a moving truck for a day. If x represents the number of miles driven and f(x) represents the total cost to rent the truck for a day, write a linear function that models the situation.
A. f(x) = 0.13x - 31 B. f(x) = 0.13x + 31 C. f(x) = 31x + 0.13 D. f(x) = 0.13x + 31x
Solve the problem.Suppose that the radius r and volume V = ?r3 of a sphere are differentiable functions of t. Write an equation that relates dV/dt to dr/dt.
A. = 4?r2
B. = 4?
C. =
?r2
D. = 3r2
Solve the equation for the indicated variable. Assume no denominator is 0.rm = t2 - mt, for t
A. t =
B. t =
C. t =
D. t =
Find the first term and the common difference for the arithmetic sequence. Round approximations to the nearest hundredth.a5= 112, a34= 605
A. a1= 44, d = 493 B. a1= 44, d = 17 C. a1= 493, d = 17 D. a1= 493, d = 44