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GOODMAN
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Suppose (theta sign) is an angle in standard position whose terminal side lies in the given quadrant. For these functions, find the exact values of the remaining five trigonometric funtctions of (theta)
sin(theta)=4/5; Quadrant 4
tan(theta)=2; Quadrant 1
 2 years ago
 2 years ago
GOODMAN Group Title
Suppose (theta sign) is an angle in standard position whose terminal side lies in the given quadrant. For these functions, find the exact values of the remaining five trigonometric funtctions of (theta) sin(theta)=4/5; Quadrant 4 tan(theta)=2; Quadrant 1
 2 years ago
 2 years ago

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imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
sin(theta)=4/5 dw:1335488862320:dw
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
dw:1335488894071:dw
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
How did you get that triangle?
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
I drew a triangle and use the fact the sin (theta)=4/5 remember sine is opposite over hypothenuse
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
Ohhh, thats how you did it, okay!
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
Now the 5 trig funtions of theta? I thought there were 3 trig functions o.O
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
now let's find adjacent side value using pythagorean theorem a^2+4^2=5^2 a^2=2516 a^2=9 a=3
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
dw:1335489127010:dw
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
now we can see what cos , and tan are cos is adjacent over hypotenuse cos(theta)= 3/5
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
Tangent is sin(theta)/cos(theta) 4/5  =4/3 3/5
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
Okay, i got those two, what are the other 3 they are looking for?
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
csc(theta)= 1/sin(theta)= 1 = 5/4  4/5
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
sec(theta)= 1/cos(theta)= 1/ (3/5) = 5/3
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
cot(theta)= 1/tan(theta)= 1/(4/3) =3/4
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
Oh we use the recriprocoals
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
Ooooo, that makes much more sense!!! Okay, i know how to do the fraction one as we did now, but what about the second one, tan(theta)=2..how do i set that up?
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
tan(theta)=2=2/1; Quadrant 1 dw:1335489526582:dw
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
use pythagorean theorem to find hypotenuse
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
Okay, so basically, if its a whole number, we put it as a fraction?
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
Hypotenuse is square root of 3
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
sqrt[2^2+1^2]=sqrt[5]
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
Srry, did it in my head, got my trusy calculator :D
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
Okay, i got it, thanks for helpin :D
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
anything for my shrink
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
LOL, i might just pass algebra 2
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
I took algebra 2 in sophomore year, and it was big deal way back
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
Im taking it freshman :p
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
smartie
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
I wish, lol, i just barely pass every time.
 2 years ago

imranmeah91 Group TitleBest ResponseYou've already chosen the best response.3
pre calc next year and then calculus
 2 years ago

GOODMAN Group TitleBest ResponseYou've already chosen the best response.1
arghhh..dont remind me :/ Im taking summer school to prep for it.
 2 years ago
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