In Exercises 17-20, θ is an acute angle and sin θ and cos θ are given. Use identities to find tan θ , csc θ , sec θ , . and cot θ . Where necessary, rationalize sin θ = 1 3 , cos θ = 2 2 3
In Exercises 17-20, θ is an acute angle and sin θ and cos θ are given. Use identities to find tan θ , csc θ , sec θ , . and cot θ . Where necessary, rationalize sin θ = 1 3 , cos θ = 2 2 3
Solution Summary: The author explains how to calculate the trigonometric functions mathrmtantheta ,
In Exercises 17-20,
θ
is an acute angle and
sin
θ
and
cos
θ
are given. Use identities to find
tan
θ
,
csc
θ
,
sec
θ
,
. and
cot
θ
. Where necessary, rationalize
Listen
A falling object travels a distance given by the formula d = 6t + 9t2 where d is in feet
and t is the time in seconds. How many seconds will it take for the object to travel
112 feet? Round answer to 2 decimal places. (Write the number, not the units).
Your Answer:
Solve by the quadratic formula or completing the square to obtain exact solutions.
2
e
104
OA) -16±3√6
B) 8±√10
O c) -8±√10
OD) 8±3√√6
U
Question 14 (1 point)
Listen
The frame on a picture is 18 in by 22 in outside and is of uniform width. Using
algebraic methods, what is the width of the frame if the inner area of the picture
shown is 250 in²2? Write answer to 2 decimal places. (Write the number with no
units).
18 in
Your Answer:
22 in
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