The voltage E in an electrical circuit is given by E = 1.3 cos 100 πt, where t is time measured in seconds.  Find the period.

Q: a) What is the amplitude? b) What is the period? c) Has it been translated up or down? If so, by how…

A: " Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Use a calculator to approximate the value of the expression cos−1 0.26, if possible. Round your…

A: Given: cos-1 0.26,

Q: Find the exact value of sec 52° cos 308°

A: As value of cosθ and sinθ revolves around +1 to -1 , they take different values depending on the…

Q: Find the exact value. cos 6

A: To determine:

Q: Use a calculator to find an approximate value for each expression,rounded to two decimal places.…

A: Given: cos-145 To Find: To evaluate the given expression.

Q: The period of y = cos x is units. 4 7I

A: We can find the period as below

Q: 10T cos e do =

A: We need to evaluate the definite integral. We know that integral of cosx is sinx. The solution of…

Q: Find the exact value of the given expression. cos(2 tan"())

A:

Q: Find the distance traveled in 15 seconds by an object moving with a velocity of v(t) = 20 + 7 cos t…

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Q: Use a calculator to approximate each value to four decimal places.             cos 10

A:

Q: Find cos a da 15.

A: We are asked to evaluate the integral.

Q: Find the value of sin H rounded to the nearest hundredth, if necessary. J V3 H V13

A:

Q: Find an approximate value for cos46∘.

A: Taking We approximate

Q: Find the equation of a sine wave in the form y = a sin(bx + c) +d that is obtained by Vertically…

A:

Q: cos 180 II

A:

Q: What is the value of cos^-1 (15/16) rounded to three decimals?

A: Here I am attaching image so that you understand each and every step.

Q: The value of b that would make the equation cose= sin (0+ b) true is T -T

A:

Q: Use a calculator to find the approximate value of each expression rounded to two decimal places. cos…

A: Explanation: Given that,

Q: Use the figure below to find the exact value for cos(30°). V3 1 60°

A: Solution: The objective is to find the required value

Q: use a calculator to find the approximate value of each expression rounded to two decimal places.

A: To evaluate: cos-1(23) Solution: cos-1(23) On calculating we get:…

Q: Find the value, correct to 3 decimal places for each expression: (a) sec(arctan(2)) (b) cos(2 sin())…

A:

Q: The functions that are negative for e = 315° cot sec Csc sin COS cos tan

A: Given,    θ=315°

Q: A bicycle with 28 inch diameter wheels is moving at a steady speed. If the wheels are turning at…

A:

Q: For y = 10 sin(10z), %3D the amplitude is the period is Give exact radians using .

A: Given,             y = 10 sin( 10x )

Q: For y = 7 sin(10x), the amplitude is the period is Give exact radians using T.

A:

Q: Find the exact value. () T (а) cos 225° (b) tan 150° (c) sin 6. 4 т (d) sec 3 (e) cot - (f) csc 300°

A:

Q: 4)L(1 + 1)° cos t)

A: The solution is given as

Q: Give the amplitude or period as requested. Amplitude of y = -5 cos A 8Tt В D) 5

A:

Q: Use a calculator to find the approximate value of: (a) cos 48° (b) csc 21° (c)tan π /12 Express your…

A: Given-  a cos 48°b csc 21°c tan π12 To Find-  The value of the above trigonometric expression using…

Q: Find the value, correct to 3 decimal places for each expression: (a) sec(arctan(2)) (b) cos(2 sin-()…

A:

Q: Find the exact value for which0 <t< 2n. cos-1(csc

A: The given expression is cos-1cscπ3. The domain of function y=cos-1(x) is -1, 1. So, the value cscπ3…

Q: Find the exact value. (a) sin( (b) arctan (-) (c) arccos (cos())

A:

Q: State the amplitude and period f(t) =cos of cos (3t)

A: Given Find amplitude and period  ft=78cos3t

Q: Find the value of the cos I

A: Given,

Q: What is the exact value of Cos(210°)? V3 1/2

A: Answer and explanation is given below...

Q: Find the value for θθ in the following equation: sin(θ)=cos(28)

A:

Q: A generator produces an alternating current according to the equation I = 48 sin 109rtt, where t is…

A: Given: I=48sin(109πt)…

Q: Use a calculator to solve the following equation for θ on the interval [0,π]. cos(θ)=−15

A:

Q: sin² e = 2 cos? e [0°,360°]

A: Consider the equation  sin2θ=2cos2θ                                   0∘,360∘

Q: Find 0 in radians. T radians ?

A: Here, from the given figure the point which has the angle θ is: 12,32=(x,y)

Q: Find the value of cos P rounded to the nearest hundredth, if necessary. P 16 R

A:

Q: Find the value, correct to 3 decimal places for each expression: (a) sec(arctan(2)) (b) cos(2…

A:

Q: cos 0 is negative,

A:

Q: Find the current in the RLC-circuit when inductance is 0.1 H; resistance is 20 ohms, C = 0.0002…

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Q: Find the value of a, where 0sas 180°. cos a = -0.0296 (Round to the nearest tenth as needed.)

A:

Q: Find the exact value of the given expression. cos 2 tan

A: We have to find the exact value of the expression: cos2tan-1125 We know that cos2θ=1-tan2θ1+tan2θ…

Q: The functions that are negative for e = 315° cot sec CSC sin Cos tan

A: Given,  θ=315°

Q: Find the value of a, where 0sas 180°. cos a = -0.2018 ° (Round to the nearest tenth as needed.)

A: Solution: The objective is to find the value of alpha

Q: Evaluate * cos (e + a?) dx 24 +1

A: To find: The integral ∫44cose3x+x2x4+1dx Concept used: ∫aaf(x)dx=0

Q: Find the value of e if (sin e + cos 0)* = 0, where < 0- c0 <n.

A:

Differential Equations

Have you ever observed the movement of the satellites and rockets or how the planets go around the sun in their orbits? How will you determine their motion? Definitely they follow some scientific laws and these kinds of problems are framed as differential equations.