Simplify (cos x- sinx)(cosx+ sinx) sin x cos'x cos x 2 cos x- 1 2 cos x+ 1

Q: Please help me verify this identity: (sinx + cosx)^2 / sin^2 x - cos^2 x = sin^2 x - cos^2 x / (sinx…

A:

Q: cos^2x/1-sinx=1+sinx

A:

Q: Is sin-1 x the same thing as1/sin x?

A:

Q: tanx)-sinx) lis sintx) 1/2. -5/4 O 7/2 o 5/4 O

A:

Q: Find the value  (1-sin2x)sec2x=1

A:

Q: cosx+sinx=cos(2x)  Prove that tanx=-1

A:

Q: Verify the identity: (cos 3x - cos x)/(sin 3x + sin x) = -tan x.

A:

Q: 6. cos x(csc x secx) secx) cotx

A:

Q: simplify sin x-1/cos x - cos x /sin x-1

A: The given expression is

Q: simplify sin 2x/1-cosx   Not sin^2x its sin2x

A:

Q: Simplify: cosx sec x – cos² x O cos² x sec x sin x

A:

Q: Evaluate sin 2x -dx sin x sin x+- 3 3

A:

Q: solve (sinx)sec^2(x)+(cos x)cosec^2 (x)=0

A:

Q: Express sin6 Oin terms of powers of sin Oonly

A: We have given,  sin6θ we have to express it in the term of sin only.

Q: Simplify. sin 2x · cos 3x – cos 2x · sin 3x

A:

Q: sin x 5 2 0, cos x

A:

Q: Verify identity tan2 2x + sin2 2x + cos2 2x = sec2 2x.

A: To verify: tan2 2x + sin2 2x + cos2 2x = sec2 2x WKT cos2x+sin2x=1 x refers to any number, Replace x…

Q: The simplified form of [csc(-x) +cos(-x)] - [10 sin² r sec²z]

A:

Q: cos(-x)+sin(x=x) Q4 prove that sinx 2

A:

Q: Prove cos x (1+sinx 1-sinx sin x. 4 1-sinx sinx+1/

A:

Q: 2- tan²x + 1 + tanx secx = 1+sinx cos²x

A: To show that , tan2x+1+tanx.secx=1+sinxcos2x

Q: Verify identity sec x - sec x sin2 x = cos x.

A: Given ,           sec(x) - sec (x)sin2(x) = cos (x).

Q: Find sin x if sin x – cos x x = 3 sec x

A: Consider the given trigonometric expression, sinx-cosx=13 now square both side of the equation,…

Q: Simplify. cos(-4x) · cos 2x – sin(-4x) · sin 2x cos(-2x_ sin(-6x) cos(-3x) cos(-x)

A: Using Cos(A+B) formula

Q: 1-cosx sinx

A: Using Trigonometry property,

Q: tanx+secx-1 1+sinx tanx-secxx+1 cosx

A: We have prove trigonometric identities tanx+secx-1tanx-secx+1=1+sinxcosx Left hand side:…

Q: 1-sin' x 3D sin.x 6. cosxcotx

A:

Q: VERIFY THE IDENTITY

A:

Q: cscxdx 5+ cos²x sin²x

A: Evaluate: I=∫csc2x5+cos2xsin2xdx We know that, cos xsin x=cot x Then, we have I=∫csc2x5+cot2xdx

Q: Verify identity cos2 x - sin2 x = 2 cos2 x - 1.

A: cos2x -sin2x=2cos2x-1

Q: 2. Verify: sin x+tan x %3D sin2x sec x cscx+cotx

A:

Q: *cosx= 24 sinxyo, cos (x+5") 25

A: Given: cosα=2425, sinα>0 To determine: cosα+5π6

Q: cos² (x) sin (x) dx

A:

Q: tan x dx sec x+4 cosx 5.

A:

Q: Find sec2x if sin x = 6/10 and sec x < 0

A:

Q: Integrate cosx cos (x-a)

A:

Q: Prove the identity. csc (-x) – sin (-x) = cosx cotx

A:

Q: Verify the identity. (Simplify at each step.) cos³ x sin³ x = (sin³ x sin x)cos x cos³ x sin³ x =…

A: Given cos3x sin3x=sin3x-sin5xcosx

Q: Find sin(x/2) =  cos(x/2) =  tan(x/2) =  Given tan(x) = 2sqrt2    0 degrees < x< 90 degrees

A:

Q: 2 cos(4x) – 4 x² – 2 lim - - sin(6x) – x2 – 6x - - (Use calculator and write

A: The given limit is limx→02 cos(4x)-4x2-2sin(6x)-x2-6x

Q: Simplify 3 TT sin-(sinx) if TSXS 2 - -x- T ーX π-X x- π

A: Given, To solve  sin-1(sinx)  if π≤x≤3π2

Q: Verify the identity: cos x/(1 - sin x) + (1 - sin x)/cos x = 2 sec x

A: The given identity is cosx1-sinx+1-sinxcosx=2secx

Q: Verify identity cos2 x - sin2 x = 1 - 2 sin2 x.

A: The given trigonometric equation (identity) is: cos2x-sin2x=1-2sin2 x To verify this, take the left…

Q: -CSCX · COSX = -Cotx - 1 cosxsec2x = COSX 1 1 sec2 x+cot2 x csc2 x+tan2 x CScx 1+ cot2 x = sinx

A: NOTE: Refresh your page if you can't see any equations. .

Q: quat sin-'(2x) + cos-'(3x) = 3

A:

Q: Verify: cos x+4 cos x+4 2 sec x+1 %D cos x+2 sec x

A: Given,  cos2x+4cosx+4cosx+2= 2secx+1secx  We have to verify relationship.

Q: prove  cosx( 1- tan x)= cos x- sin x

A: