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Find the values of the following :- si...

Find the values of the following :-
`sin390^(@)""`

Text Solution

Verified by Experts

The correct Answer is:
`{:((a)(1)/(2),(b)(1)/(sqrt(2)),(c)sqrt(3)),((d)0,(e)(1)/(2),(f)(1)/(2)):}`
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ALLEN-RACE-Basic Maths (Trigonometry)
  1. Find the value of following :- {:(sin 210^(@)"",):}

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  2. Find the value of the following :- sin((pi)/(6))

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  3. Find the values of the following :- sin390^(@)""

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  4. Find the values of the following :- {:((a)sin(-30^(@)),(b)cos(-45^(@...

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  5. Find the values of all the the T-Rations if :- " sin theta =(5)/(13...

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  6. Calculate the value of following :- {:cos75^(@)""

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  7. The values of sintheta(1), cos^(2)theta(2) and tan theta(3) are given ...

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  8. Refer the given figure and identify correct statement(s)

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  9. Statement 1 : For very small angle theta, we may use approximation sin...

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  10. What is value of expression 2(sin15^(@)+sin75^(@))^(2)?

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  11. Find the value of 5(sin100^(@)cos27^(@)+sin27^(@)cos100^(@)).

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  12. A normal human cye can see an object making an angle of 1.8^(@) at the...

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  13. The maximum and minimum values of expression (4-2costheta) respectivel...

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  14. Angle of elevation is the angle which line of sight makes with the hor...

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  15. If tantheta=(24)/(7) and sintheta is negative then value of costheta w...

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  16. Depending on in which quadrant an angle theta lies, functions costheta...

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  17. An airplane takes off at an angle 30^(@) with the horizontal ground tr...

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  18. Position-time relationship of a particle executing simple harmonic mot...

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  19. Position-time relationship of a particle executing simple harmonic mot...

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  20. Position-time relationship of a particle executing simple harmonic mot...

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