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Mathematics 8 Online
OpenStudy (boomshakalaka):

Find all solutions of the equation that lie in the interval (0, pie). State each answer correct to two decimal places. csc x= 8

OpenStudy (owlfred):

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OpenStudy (boomshakalaka):

I know one is .13 but I dont know how to find the other

OpenStudy (boomshakalaka):

yup

OpenStudy (anonymous):

yeh you can have a reciprocal function greater than 1

OpenStudy (anonymous):

1/sinx = 8 sinx =1/8

OpenStudy (anonymous):

its pretty close

OpenStudy (boomshakalaka):

so whats the other?

OpenStudy (anonymous):

to two decimal places its correct, remember its in radians

OpenStudy (boomshakalaka):

isnt the other one 1.01?

OpenStudy (anonymous):

3.01

OpenStudy (anonymous):

you find the acute angle first, which is 0.13 ( in radians ) then the second one is pi - 0.13

OpenStudy (anonymous):

because sin is positive in the first and second quadrants

OpenStudy (boomshakalaka):

hw do u know that sin is positive? in first and second

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