melbel4 melbel4

15-04-2019
Mathematics

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If cost=1/3 and x is in quadrant 2 answer the following questions

If cost13 and x is in quadrant 2 answer the following questions class=

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AameerbBhatta AameerbBhatta

15-04-2019

if cosx=1/3

then

x=cos^-1 (1/3)

x=70.53

now

sin (x/2)=sin (35.27)

=0.577

Again

tan (x/2)=tan (35.27)

=0.707

hope its help u!

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