18) A) C) COS A 3534 A B) D) 4 4 3

Q: 1. Evaluate a) for²dr, 2. Evaluate fr+7r² dr. 3. Evaluate a) fe²dr, r/2 4. Find sin rdr. b) dr, c)…

A: 1. evaluate  a) ∫01x2dx = [x3/3]01 = 1/3   b) ∫231/x2dx [-1/x]23 = -1/3 +1/2 = 1/6   c) ∫12x2dx =…

Q: If z= asen(xy)cos(xy), with a > 0, then the result of simplifying the expression: az əz *əx ây…

A:

Q: 1.Suppose that (ax+b)cos x dx=6.Then the values of a equals a) c) 4 -4 b) з d) -3

A: The solution of the problem is given in the next step.

Q: cos 2x If y = find y" when x = n: a) -1 b) o c) 1 d) v2

A: The given value of y is, y=cos2x4

Q: a.) √ 1 csc² x+sec² x cosx-cos³x - dx

A:

Q: er j70 a) sin(70) = 7(e+e °) b) cos(70) 2 con ej +e j0 c) cos(0 + ø) = te jø 2 (ej0 te j°) (ej®+e…

A: Use exponential form of sine and cosine

Q: a) sin 3π 4 b) sec 47 3

A:

Q: Evaluate: e sin xdx

A:

Q: •5. if A₁: A Cosa, A2= A COSB A3=A cos & and A = Aj + A ₂ √ + Azk then cosa + cosp + (0 5² 8 = 1

A: The direction cosines are very important in vector algebra. The cosine of the angle that a vector…

Q: Which of the following is equivalent to sin(1 + 2i)? A) 3.17– 1.96i B) 3.17+1.96i C) -3.17+1.96i D)…

A:

Q: In a right triangle 14) Find csc 8 if cos 0 E A) 1 B) 7 18 7 18 C) 18√11 55 D) 7√11 55

A:

Q: 4- Solve the following equations a) cos z = 5 c) sin z – cosz = 3 b) sin z + cos z = 2 d) sin z –…

A: (a) Consider the provided equation, cosz=5 Solve the provided equation for z. cosz=5z=cos-15 Hence.

Q: What is sin?(20) d0? a) 1 b) 0 1 c) 2 d) 8 | e) f) None of the above 8

A: the objective is to find the integration.

Q: 5 TH 15

A:

Q: An equivalent expression to sin(-x) is: Oa) - sin(-x) b) sin(x) Oc) - sin(x) d) cos(x)

A:

Q: 12 12) Find cos 0 if csc 0 11 11) Find sin 0 if csc 0 = 3 A) 5 В) 12 V23 A) V23 B) 12 23 11 C) 12 4…

A:

Q: Which is NOT a sine, cosine, or tangent ratio for ZA? 6. 6. 6. b) 9.5 9.5 c) 11 9.5 a) 11 d) 2 9.5…

A: NOTE: Refresh your page if you can't see any equations. . here we have  AC=6 BC=9.5 AB=11

Q: a) 2(sin x)? – 1 = 0 [0,27] b) 6(sin x)² + cos 2x + 1 = 0 [0,2n] c) (cos 2x)2 + cos 2x + 1 = 0 [- ,…

A: (a) ⇒2(sin(x))2-1=0⇒(2sin(x)-1)(2sin(x)+1)=0⇒sin(x)=12 OR sin(x)=-12⇒x=π4, 3π4 OR x=5π4, 7π4

Q: 2 - I = 2r sin? Od0dr =??? 200 00% a) O 12T b) O 47 c)O 27 d) O 8T e)

A:

Q: 27) sin 0 csc A) -1 B) 20 C) 1 tric function of A D) 0 27)

A: Given query is to find the value of the expression.

Q: What is sin (20) d0? а) 1 b) 0 1 d) 3 8 c) f) None of the above 8 2.

A:

Q: S(csc I cot z + 5x4)dx O csc x + x+c O - csc x + x°+c O - csc x 5 +c cot x + x° +c O CSc x -x* csc x…

A:

Q: What is sin (20) dớ? a) 1 b) 0 c) d) - 2 e) f) None of the above

A:

Q: 6 3 oy sin (a? + 3²) dædy Find

A:

Q: п If z = √3 (cos 5T + i sin 57 ) then 2² 6 5π a) 3 (cos + i sin 577) 12 12 b) 3 (cos 5+ i sin 5) c)…

A: Given that z=3cos5π6+isin5π6

Q: ) y 3on (-- A) units to the right B) units to the left 9 units to the left D) units to the right

A:

Q: cos0 +sin0 = m and sec0 + cosec0 = n, then n(m² – 1) = %3D )m +n B) m – n C) 2m D) mn

A: It is given that, cosθ+sinθ=mand secθ+cosecθ=n

Q: The value of sin nx dx is a) b) 1 c) 0 d) None of these

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

Q: O sec sec 0 – 3 = tan 0 – 4

A:

Q: Suppose that (ax + b) cos x dx = 12. Then the value of a equals: A) 6. B) -6. C) 6n. D) -6T. E) None…

A: Given: - The integral is, ∫0π(ax+b)cosxdx=12 To find: - The value of a.