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Recent questions tagged inverse trigonometric functions
+3
votes
1
answer
If sin^ -1 (x/5) +cosec ^-1 (5/4) =π/2 , then the value of x is (a) 4 (b) 5 (c) 1 (d) 3
asked
Apr 7, 2019
in
JEE
by
kratos
class-12
jee
jee mains
inverse trigonometric functions
+1
vote
1
answer
If sin^-1(x - x^2/2 + x^3/4 - ...) + cos^-1(x^2 - x^4/2 + x^6/4 - ....) = π/2, for 0 < |x| < √2, then x is
asked
Apr 7, 2019
in
JEE
by
kratos
jee
jee mains
inverse trigonometric functions
+3
votes
1
answer
Solve for x: sin^-1(x^2 - 2x + 1) + cos^-1(x^2 - x) = π/2
asked
Apr 6, 2019
in
JEE
by
kratos
jee
jee mains
inverse trigonometric functions
+2
votes
1
answer
If sin^2 A = 2sinA then find the value of A.
asked
Apr 5, 2019
in
JEE
by
kratos
limits
class- 11
trigonometry
class-11
jee
jee mains
inverse trigonometric functions
limit
class-12
differentiability
continuity
+2
votes
1
answer
A function f: [1, ∞) → [0, ∞) is defined as f(x) = 2^x(x - 1). Find f^-1(x).
asked
Apr 5, 2019
in
JEE
by
kratos
jee
jee mains
inverse trigonometric functions
+1
vote
1
answer
If cos^-1x + cos^-1y + cos^-1z = π prove that x^2 + y^2 + z^2 + 2xyz = 1
asked
Apr 5, 2019
in
JEE
by
kratos
jee
jee mains
inverse trigonometric functions
+1
vote
1
answer
cot^-1 (ab +1)/(a-b) +cot^-1 (bc+1)/(b-c) +cot^-1 (ca+1)/(c-a) is equal to … (a) 0 (b) π/4 (c) 1 (d) 5
asked
Apr 5, 2019
in
JEE
by
kratos
jee
inverse trigonometry
jee mains
inverse trigonometric functions
class-12
+3
votes
1
answer
A function f is defined as f(x) = 1/(x^2 + 1) where f: R^+ ∪ {0} (0, 1], find f^-1(x)
asked
Apr 5, 2019
in
JEE
by
kratos
jee
jee mains
inverse trigonometric functions
+1
vote
1
answer
Find the principal values of tan^-1(tan(3π/4))
asked
Apr 3, 2019
in
Class 12
by
kratos
class-12
inverse trigonometric functions
+2
votes
0
answers
Solve: Cos^-1(-1/2)
asked
Apr 3, 2019
in
Class 12
by
kratos
class-12
inverse trigonometric functions
+3
votes
1
answer
Find the minimum value of e^(2x2-2x + 1)sin2 x .
asked
Apr 2, 2019
in
JEE
by
kratos
linear programming
jee
differential equations
jee mains 2019
jee mains
inverse trigonometric functions
class-12
+1
vote
1
answer
Statement I The number of real solutions of the equation sin x = 2^x + 2^-x
asked
Apr 2, 2019
in
JEE
by
kratos
cbse
jee main 2020
jee
quadratic equations
jee mains
inverse trigonometric functions
class-12
+1
vote
1
answer
If tan-1(x -1)/(x+2) + tan -1(x+1)/(x+2) =π/4 , then x is equal to
asked
Apr 1, 2019
in
Class 12
by
kratos
class-12
inverse trigonometric functions
+3
votes
1
answer
IF x = sin^-1(b^6 + 1) = cos^-1(b^4 + 1) + tan^-1(a^2 + 1) then find the value of sin(x + π/4) + cos(x + π/4)
asked
Apr 1, 2019
in
JEE
by
kratos
jee
jee mains
inverse trigonometric functions
+2
votes
1
answer
The greatest real number among sin1, sin2, sin3 and sin (√10 - 2) is
asked
Apr 1, 2019
in
JEE
by
kratos
trigonometry
jee
inverse trigonometry
trigonometric identities
jee mains
inverse trigonometric functions
+1
vote
1
answer
If cos^-1x + cos^-1(2x) + cos^-1(3x) and x satisfies the equation ax^3 + bx^2 + cx = 1
asked
Apr 1, 2019
in
JEE
by
kratos
jee
jee mains
inverse trigonometric functions
+3
votes
1
answer
No. of non-zero positive integer solution of equation tan-1(1/2x+1)+tan-1(1/4x+1)=tan-1(2/x2)
asked
Mar 31, 2019
in
JEE
by
kratos
inverse trigonometric functions
theory of equations
jee
class-7
powers and exponents
jee mains
+3
votes
1
answer
Find the value of tan^–1 tan (9π/8) .
asked
Mar 30, 2019
in
Class 12
by
kratos
class-12
cbse
inverse trigonometric functions
+2
votes
0
answers
Prove that 2tan^-1(cosx) = tan^-1 (2cosecx)
asked
Mar 30, 2019
in
JEE
by
kratos
trigonometry
jee
jee mains
inverse trigonometric functions
class-12
+2
votes
1
answer
If sin^-1(x - x^2/2 + x^3/4 - ....) + cos^-1(x^2 - x^4/2 + x^6/4 - ....) = /2, for 0 < |x| < √2, then find x.
asked
Mar 30, 2019
in
JEE
by
kratos
jee
jee mains
inverse trigonometric functions
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