11. sin-(-0.99) 12. cos(-0.1)

Q: (b) Prove that : - 1) (coshx)2 – (sinhx)2 = 1 ,2) coshx- sinhx = e-*, 3) (cothx)? -1= (cschx)?

A: Given that  The following

Q: EX / Show that cosh x-sinhx=1

A:

Q: 11. cos4x-cos2 dx sin4x-cos2x

A:

Q: 1 sec- x = cos

A: Given, sec-1x=cos-11x   Check it is True or False:

Q: If sin x - cos x = 1/5, what is (sin x) (cos x) equivalent to?

A: Given sinx-cosx=15Squaring the equationsin2x+cos2x-2sinxcosx=125

Q: 2 9) -sinh? -cosh -dz

A:

Q: Find the approximate value of cos (sin(-0.44). cos (sin -1(-0.44) = [ (Round to four decimal…

A: We will find the approximate value of cossin-1-0.44 in the following step.

Q: 15. cos³ 3x 3√√/sin 3x dx

A:

Q: 2-sec2x: COS2X = COS X

A: Given query is to verify the identity

Q: 9. [cos° { xsin’ } xdx

A: The objective of the question is evaluate the indefinite integral.

Q: 12 If sinh x= find cosh x, tanh x, coth x, sech x, and csch x. 35

A: Given, sinh x = 1235   We have to find  cosh x, tanh x, coth x, sech x  and  csc hx

Q: aie of sin(4x)+8 cos(x)+2x2 cos(4x)+8x sin(4x)+.

A:

Q: Show that coshxt sinhx= ex and coshx- SinhX = e-x, Hen ce deduce cosh?x- Sinh?X=|

A:

Q: 3. If cos x = -, find sin(2x) given sin x < 0. -3 O O

A:

Q: 9) -135° Pos Neg Sin Cos -:-

A:

Q: In( cosh(7x) + sinh(7x)) + In( cosh(7x) - sinh(7x) ) =

A:

Q: sin( 2 cos (x/ 20 )) = Select one: O 2x (400 - x )°/(400 - 2x) O 40 x/ (400 + x) O ( 2x - 400 ) /…

A:

Q: Obtain graphically an approximate value of the lowest root of cos x cosh x =- 1.

A: The equation cosxcoshx=-1 regulates the frequency of vibration of a cantilever. We must first…

Q: 8. S sin 2x sin4xdx

A: put 2x=u so that dx=1/2 du.and solve the question.

Q: Suppose cos x = - , where n < x < * . Find the exact value of cos(x – 4) . COS

A: cos(A-B)=cos A cos B+ sin A sin B

Q: 3. Show that sinh a + sinh y = 2 sinh cosh %3D

A:

Q: 3. Find S sin5 x cos* x dx.

A: Use substitution method

Q: 18. sin³ x cos x dx

A: Here we will use substitution method for solving this problem

Q: If tanh(x)=5/13, what is the sinh(x)?

A: Answer is sinhx=5/12. Explanation is given below..

Q: 6) If sin 0 = 0.2774, find cos 0. Round to four decimal places.

A: Given: sinθ=0.2774

Q: tion for sin x= 0.3

A:

Q: 5. If cosh 2x then the positive value of 4 sinh 2r is

A: Here we will use the relationship betweencosh2x and sinh2x to find the value of sinh2x from the…

Q: Compute sin x dx er + 3e -x 8.

A: We have to compute the given expression ∫sinxex+3e-xdx from -∞ to ∞ Therefore, The  given expression…

Q: 12) Given y = 2 sin2x Period = b 3D Period = 1-- -1- -2

A: Solution: Give y=2sin2x Now use the form [a sin(bx-c)+d] That implise a=2 and b=2   Period =…

Q: 1- -In2 - cosh? () . 2 - cosh(Inx) dx

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 51 |x* sin 3xdx 2 53 [x' sin 3xdx 55 sin 3xsin 2.xdx

A: As per the guidelines I am supposed to do the first question among multiple questions. So I am doing…

Q: of sin (4) sin³2 x sin 2x dx

A:

Q: If y=-cos x, what is x-value between pi and 2 pi corresponding to y-value of 1/2

A: Let's solve  for x value.

Q: 15. integral sin 4x cos 4xdx

A:

Q: 1+ cos x sin x 7. Verify: ¹ 11 csc x + cotx

A:

Q: cos^2x+sin^2x/cos^2x=

A:

Q: Suppose y=sin x, what is x-value between 2pi and 4 pi corresponding to y-value of -1

A:

Q: 15. -- sin(2+ 2) dz

A: According to the given information, it is required to solve the give integral.

Q: 3 cos xdx 1-sinx

A:

Q: 3 tan-(x)dx = In (4) 2/3 None - In (4) 품-In (2)

A:

Q: ating / * sin (2x)cos(2x) dr by substitution, if u= sin(2x) th

A:

Q: = 2. If y = sin³ (-) cos³ (1) prove that y' = sin² (x) cos(x)

A: Topic = Derivative

Q: sin(13z) sin(9z) dz

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: If siny=x^2 Then find the value of cos2y

A:

Q: 2. 1 Given: cosh x==(e* + e*), =(e* - e**), use these sinh x = definitions to show that cosh²x-sinh2…

A:

Q: sin(4 + 5x) cos (5x – 4)dx

A:

Q: Compute sin x et + 3e-x

A:

Q: Estimate sin 2.9. (Round your answer to one decimal place.) sin 2.9 =

A: This question is based on identifying radian and y term in given circle.

Q: If sinx = siny = a and cosx = cosy = b,then cos(x-y) is

A:

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.