Advertisements
Advertisements
प्रश्न
Find the values of tan(1050°)
Advertisements
उत्तर
tan(1050°) = tan(12 × 90 – 30°)
= – tan30°
= `- 1/sqrt(3)`
APPEARS IN
संबंधित प्रश्न
Find the values of sin (– 1110°)
Find the value of the trigonometric functions for the following:
cos θ = `- 2/3`, θ lies in the IV quadrant
Find the value of the trigonometric functions for the following:
sec θ = `13/5`, θ lies in the IV quadrant
Find all the angles between 0° and 360° which satisfy the equation sin2θ = `3/4`
If sin x = `15/17` and cos y = `12/13, 0 < x < pi/2, 0 < y < pi/2` find the value of sin(x + y)
If sin x = `15/17` and cos y = `12/13, 0 < x < pi/2, 0 < y < pi/2`, find the value of cos(x − y)
If sin x = `15/17` and cos y = `12/13, 0 < x < pi/2, 0 < y < pi/2`, find the value of tan(x + y)
Find the value of tan `(7pi)/12`
Prove that cos(π + θ) = − cos θ
Prove that sin(π + θ) = − sin θ.
Find a quadratic equation whose roots are sin 15° and cos 15°
Prove that sin(n + 1) θ sin(n – 1) θ + cos(n + 1) θ cos(n – 1)θ = cos 2θ, n ∈ Z
Show that tan(45° + A) = `(1 + tan"A")/(1 - tan"A")`
Prove that `tan(pi/4 + theta) tan((3pi)/4 + theta)` = – 1
If cos θ = `1/2 ("a" + 1/"a")`, show that cos 3θ = `1/2 ("a"^3 + 1/"a"^3)`
Prove that `tan (pi/4 + theta) - tan(pi/4 - theta)` = 2 tan 2θ
Express the following as a sum or difference
sin 5θ sin 4θ
Show that sin 12° sin 48° sin 54° = `1/8`
Prove that `(sin 4x + sin 2x)/(cos 4x + cos 2x)` = tan 3x
Choose the correct alternative:
If `pi < 2theta < (3pi)/2`, then `sqrt(2 + sqrt(2 + 2cos4theta)` equals to
