Mathematics
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OpenStudy (anonymous):
Find the value of each reciprocal function:
Tan A=4.5, cot A=?
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Nnesha (nnesha):
just flip the fraction
example reciprocal of a/b is b/a
OpenStudy (anonymous):
So 5.4?
Nnesha (nnesha):
no...
Nnesha (nnesha):
\[\rm Tan \theta =\frac{ 1 }{ \cot\theta }\]
4.5 is same 4.5 over 1 now flip the fraction
Nnesha (nnesha):
\[\rm Tan A=4.5 =\frac{ 4.5 }{ 1 }\]
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OpenStudy (anonymous):
1/4.5?
Nnesha (nnesha):
:=)
OpenStudy (anonymous):
So 1/4.5 is what Cot A equals?
Nnesha (nnesha):
yes
OpenStudy (anonymous):
Can you help me with a few more?
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OpenStudy (anonymous):
Sin A=1/3, csc A=?
Cot A=1.32, tan A=?
Write the following in terms of the appropiate confunction:
Csc 71 degrees
Tan A
Cot 23 degrees
Nnesha (nnesha):
there are reciprocal of each othr
like \[\large\rm {sin \theta = \frac{ 1 }{ \csc \theta }~~~\cos \theta =\frac{ 1 }{ \sec \theta }~~\tan \theta =\frac{ 1 }{ \cot \theta} }\]
Nnesha (nnesha):
yea that's what you need ^^^
Nnesha (nnesha):
wait that's only one question right ?
OpenStudy (anonymous):
No it's 6 seperate ones.
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Nnesha (nnesha):
hmm post one by one i don't get it. ..
OpenStudy (anonymous):
Sin A=1/3, csc=?
OpenStudy (anonymous):
Cot A=1.32, tan A=?
OpenStudy (anonymous):
Csc 71 degrees
OpenStudy (anonymous):
Tan A
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Nnesha (nnesha):
alright wait
OpenStudy (anonymous):
Cot 23 degrees
Nnesha (nnesha):
\(\color{blue}{\text{Originally Posted by}}\) @briannababe
Sin A=1/3, csc=?
\(\color{blue}{\text{End of Quote}}\)
what is reciprocal of sin ?
OpenStudy (anonymous):
Cosine?
Nnesha (nnesha):
sin = 1/csc
csc = 1/ sin
if sin = 1/3 then csc = what ( remember sin is reciprocal of csc )
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OpenStudy (anonymous):
1/1/3
Nnesha (nnesha):
yes now multiply the numerator by the reciprocal of the bottom fraction
Nnesha (nnesha):
Or just flip the fraction
if sin =a/b then csc = b/a
OpenStudy (anonymous):
3/1?
Nnesha (nnesha):
right!
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Nnesha (nnesha):
3/1 is same as just 3
Nnesha (nnesha):
\(\color{blue}{\text{Originally Posted by}}\) @briannababe
Cot A=1.32, tan A=?
\(\color{blue}{\text{End of Quote}}\)
same thing!
OpenStudy (anonymous):
For for the second problem which is cot A=1.32, tan A=? The answer would be 32.1? Or 32.1/1
Nnesha (nnesha):
wait no
Nnesha (nnesha):
cot A =1.32 what is reciprocal of 1.32 ?
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Nnesha (nnesha):
it's 1.32 not 32.1
OpenStudy (anonymous):
Yeah lol i dont know how i typed 32.1 sorry
Nnesha (nnesha):
it's oky
OpenStudy (anonymous):
So the answer would be 1.32/1
Nnesha (nnesha):
now 1.32 = 1.32 but you need reciprocal of 1.32/1
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Nnesha (nnesha):
here
again
\[\huge\rm if ~~\sin = a ~~~then~ \csc =\frac{ 1 }{ a }\]
OpenStudy (anonymous):
Ummm... I dont know
OpenStudy (anonymous):
Im lost
OpenStudy (anonymous):
Oh wait 1/1.32
Nnesha (nnesha):
you know ... just focus
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Nnesha (nnesha):
yeah!!
OpenStudy (anonymous):
What about this it says write the following in terms of the appropiate confunction. Csc 71 degrees