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Recent questions tagged inverse circular functions
+3
votes
1
answer
If tan^-1x + tan^-1y + tan^-1 z = π/2 then the value of xy + yz + zx is equal to which of the following.
asked
Mar 28, 2019
in
JEE
by
kratos
trigonometry
jee
inverse circular functions
jee mains
inverse trigonometric functions
class-12
+1
vote
1
answer
If sin^–1x + sin^–1y + sin^–1z = [(2π)/3] then cos^–1x + cos^–1y + cos^–1z = ___________
asked
Mar 24, 2019
in
JEE
by
kratos
trigonometry
jee
inverse trigonometry
inverse circular functions
jee mains
inverse trigonometric functions
class-12
+1
vote
1
answer
If sin (cot^–1 (1 + x)) = cos (tan^–1x), then the value of 2x + 3 is
asked
Mar 22, 2019
in
JEE
by
kratos
jee
inverse trigonometry
inverse circular functions
jee mains
inverse trigonometric functions
class-12
+3
votes
1
answer
Solve for x : sin(sin^-1(1/5 + cos-^1x) = 1
asked
Mar 13, 2019
in
Class 12
by
kratos
inverse circular functions
class-12
inverse trigonometric functions
+2
votes
1
answer
If A = tan^-1 (x√3)/(2k-x) and B = tan^-1 (2k- k)/(k√3) then the value of A–B is (a) 10° (b) 45° (c) 60° (d) 30°
asked
Mar 13, 2019
in
JEE
by
kratos
cbse
jee
inverse trigonometry
inverse circular functions
class-10
jee mains
inverse trigonometric functions
class-12
+3
votes
1
answer
If α, β, γ are the roots of the equation x^3 - px^2 + qx - r = 0 , then the value of (1/α^2 + 1/β^2 + 1/γ^2) is:
asked
Mar 12, 2019
in
JEE
by
kratos
theory of equations
jee
inverse circular functions
jee mains
class-12
+3
votes
1
answer
Let (x, y) be such that sin^-1(ax) + cos^-1(y) +cos^-1(bxy) = π/2.
asked
Mar 8, 2019
in
JEE
by
kratos
class-12
inverse circular functions
jee
jee mains
+2
votes
1
answer
Find the condition that x^3 – px^2 + qx – r = 0 may have the roots in G.P.
asked
Mar 7, 2019
in
Class 12
by
kratos
consumers equilibrium and demand
quadratic equations
class-9
inverse circular functions
class-12
+1
vote
1
answer
Prove that 2tan^-1(1/2)+sin^-1(3/5)=pi/2
asked
Feb 14, 2019
in
JEE
by
kratos
monotonocity
jee
trigonometric identities
class-10
inverse circular functions
jee main
inverse trigonometric functions
class-12
+1
vote
1
answer
Let a, b, c be positive real numbers such that θ = tan-1√((a(a + b + c))/bc) + tan^-1√((b(a + b + c))/ca) + tan^-1√((c(a + b + c))/ab)
asked
Jan 20, 2019
in
JEE
by
kratos
jee
inverse circular functions
jee mains
inverse trigonometric functions
class-12
+3
votes
1
answer
The value of cosec^–1√5 + cosec^–1√(65) + cosec^–1√(325) +… + ∞ is _____
asked
Jan 4, 2019
in
Class 12
by
kratos
trigonometry
class-11
class-10
inverse circular functions
inverse trigonometric functions
class-12
+1
vote
1
answer
If sin^-1x + sin^-1y + sin^-1z = π, then x√(1 - x^2) + y√(1 - y^2) + z√(1 - z^2) equals
asked
Dec 29, 2018
in
JEE
by
kratos
jee
inverse trigonometry
inverse circular functions
jee mains
inverse trigonometric functions
class-12
+3
votes
1
answer
If 0 < x < 1, then √(1 + x^2) [{x cos(cot^-1x) + sin(cot^-1x)}^2 - 1]^1/2 is equal to
asked
Dec 26, 2018
in
JEE
by
kratos
class-12
inverse circular functions
jee
jee mains
+1
vote
1
answer
If sin 3θ = sin θ ,then the general value of θ is (1) 2nπ, (2n + 1)(π/3)
asked
Dec 20, 2018
in
Class 12
by
kratos
trigonometry
class-11
class-10
inverse circular functions
class-12
trigonometric functions
+3
votes
1
answer
If sin^-1x + sin^-1y + sin^-1z = π, then prove that x√(1 - x^2) + y√(1 - y^2) + z√(1 - z^2) = 2xyz
asked
Dec 20, 2018
in
JEE
by
kratos
jee
inverse trigonometry
inverse circular functions
jee mains
inverse trigonometric functions
class-12
+3
votes
1
answer
Prove that sin^-1(4/5) + sin^-1(5/13) + sin^-1(16/65) = π/2
asked
Dec 16, 2018
in
Class 12
by
kratos
inverse circular functions
class-12
inverse trigonometric functions
+1
vote
1
answer
Match the following columns: Let (x, y) be such that sin^-1(ax) + cos^-1(y) + cos^-1(bxy) = π/2
asked
Dec 10, 2018
in
JEE
by
kratos
jee
inverse trigonometry
inverse circular functions
jee mains
inverse trigonometric functions
+3
votes
1
answer
If sin^–1x + sin^–1y + sin^–1z = π, prove that x√(1 - x^2) + y√(1 - y^2) + z√(1 - z^2) = 2xyz
asked
Dec 8, 2018
in
JEE
by
kratos
jee
inverse trigonometry
inverse circular functions
jee mains
inverse trigonometric functions
class-12
+3
votes
1
answer
Suppose that a bird flies along a helical curve x = 2cos t, y = 2sin t, z = 3t
asked
Dec 5, 2018
in
JEE
by
kratos
heights and distances
forces
class-11
jee
kinematics
inverse circular functions
jee mains
class-12
+3
votes
1
answer
If tan^–1x + tan^–1y + tan^–1z = π, prove that x + y + z = xyz
asked
Nov 23, 2018
in
JEE
by
kratos
jee
inverse circular functions
jee mains
inverse trigonometric functions
class-12
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