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anonymous
 one year ago
if sec(θ)= 5/3 and the terminal point determined by θ is in quadrant 4, then CHECK ALL THAT APPLIES
A. cos (θ)=3/5
B. csc (θ)= 5/4
C. tan (θ)= 4/3
D. sin (θ) = (2/5)
anonymous
 one year ago
if sec(θ)= 5/3 and the terminal point determined by θ is in quadrant 4, then CHECK ALL THAT APPLIES A. cos (θ)=3/5 B. csc (θ)= 5/4 C. tan (θ)= 4/3 D. sin (θ) = (2/5)

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DanJS
 one year ago
Best ResponseYou've already chosen the best response.2sec(theta) = 1 / cos(theta)

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2sec(theta) = 1 / cos(theta) = 5 / 3 solve for cos(theta)

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2in quadrant 4, cos(theta) is positive

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2( x, y ) = ( cos(theta) , sin(theta) ) 4th quadrant, positive X value, positive cos value

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2what is sin(theta 0if cos(theta) = 3/5 ?

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2sin^2(theta) + cos^2 (theta) = 1

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Are A and B the corect answers?

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2remember it is the 4th quadrant, the sin will be negative

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0can you just tell me if im right

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2you know sin and cos, check the other 2 answers B and C csc = 1 / sin = 5/4 ?

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2tan = sin / cos = 4 / 3 ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0it cant be C because tangent has to be negative

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I already knew that. I am asking if A and B are the correct answers

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2yes, we showed cos(theta) = 3 /5 so A is right. You calculated sin(theta) = 4/5

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2so csc(theta) = 1 / sin(theta) = 5/4

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so are u saying B is right ?

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2no, csc(theta) is negative

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2sin is 4/5 so 1 / sin is also negative

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so csc has to be 5/4 to be true

DanJS
 one year ago
Best ResponseYou've already chosen the best response.2so A is the only one it looks like
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