1. Find the values of sin 20, cos 20 and tan 20, given: 9 3n a. tan 0 if n<0 < 40 2 3n b. sin 0 if < 0 < 2n 2 2

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter73: Achievement Review—section Seven
Section: Chapter Questions
Problem 7AR
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Find the values of sin 2θ, cos 2θ, tan 2θ given:

tan θ= 9/40 if π < θ < 3π/2

 

Answer Me
> Solve for the following:
1. Find the values of sin 20, cos 20 and tan 20, given:
9
3n
a. tan 0 =
if π < θ<
40
b. sin 0
< 2n
ves:
2. Find the value of each angle by using the double angle
identities.
a. cos 450°, sin 450° and tan 450°
10n
b. cos
3
10n
10n
sin
and tan
3
3
Transcribed Image Text:Answer Me > Solve for the following: 1. Find the values of sin 20, cos 20 and tan 20, given: 9 3n a. tan 0 = if π < θ< 40 b. sin 0 < 2n ves: 2. Find the value of each angle by using the double angle identities. a. cos 450°, sin 450° and tan 450° 10n b. cos 3 10n 10n sin and tan 3 3
Answer Me
> Solve for the following:
1. Find the values of sin 20, cos 20 and tan 20, given:
9
3n
a. tan 0 =
if π < θ<
40
b. sin 0
< 2n
ves:
2. Find the value of each angle by using the double angle
identities.
a. cos 450°, sin 450° and tan 450°
10n
b. cos
3
10n
10n
sin
and tan
3
3
Transcribed Image Text:Answer Me > Solve for the following: 1. Find the values of sin 20, cos 20 and tan 20, given: 9 3n a. tan 0 = if π < θ< 40 b. sin 0 < 2n ves: 2. Find the value of each angle by using the double angle identities. a. cos 450°, sin 450° and tan 450° 10n b. cos 3 10n 10n sin and tan 3 3
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