S sin 7x dx is equivalent to which expression? A S(1– cos²7x)(cos 7x) dx B. S(1 - cos'7x)(sin 7x) dx c S(1- sin?7x)(sin 7x) dx D J(1+ cos²7x)(cos 7x) dx OD O C

Q: Sinxtsina3x COSX+ COS 32 tan 22

A:

Q: Which expression is equal to cos(6t)?

A: Recall:  cos(2t)=cos2(t)-sin2(t)     Given,   cos(6t)

Q: хах 3. S cos (2-3x2)

A: To evaluate the integral ∫x dxcos2-3x2.

Q: r=2(9+1)sin0

A: Since  Sin (0) = 0

Q: -(sinox) 6 d dcos³x

A:

Q: Evaluate /(sin x)² (sec x)-3 dx. Select one: a. sin x – cos x + C - b. csc x + cos x + C C. None of…

A:

Q: S(1 + sinx)-1sinxdx

A:

Q: The expression sinx 1–cosx Select one: O a. (sinx)(1-cosx), x # 2n π, nel b. C. is equivalent to…

A: Here we have to find the equivalent expression of the given one.

Q: - sinx) dx 2. 1. (COSX (ax' +b)*x dx 2. 2/3

A:

Q: S(Sinx +CoSX) 人×

A: Solution: The objective is to find the value of the given integral

Q: ýt 29-ty-osinx

A:

Q: 3 .3 S sin 2xcos 2xdx

A: The objective is to solve the integration ∫sin32xcos32xdx Let, 2x=t⇒dx=12dt, then…

Q: Cos(10+x)

A: Here , We will apply the formula of Cos ( A+B) Cos(A+B) = [CosA CosB - SinA SinB ]

Q: csch (2 sin2x)dx 1. 1– 4x²

A:

Q: +COSO |-COSO %3D 1+COS O

A:

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: Which expression does (sin x)(cos 2x) + (cos x)(sin 2x) simplify to? O cos 3x O-sin x sin 3x O…

A: To simplify the expression

Q: 345 cos dx 1-cos24x+sin? 4x

A:

Q: (7cosx-sinx)2 + (cosx+7sinx)2 = 50 Verify the identity.

A: Given,

Q: 22х+5 3. х2+20 dx

A: We have  (3) I=∫22x+5x2+20 dx We can write as I=22∫xx2+20+5∫ 1x2+20dxI=22I1+5I2

Q: Ja (1 – sinx)3/2 (1+ sinx)²dx"

A: If , then the independent variable x is called the input of the function and the dependent variable…

Q: Which expression does (sin x)(cos 2x) + (cos x)(sin 2x) simplify to?  cos 3x  −sin x  sin 3x…

A:

Q: Evaluate 3 L, cos¹ (2+1) dr. -1

A: l have given the answer in the next step. Hope you understand that

Q: Simplify cos²(4y) - sin²(4y)

A: