3n An infinite series is represented by 15n +5 n=1 What is the limit of the infinite series? O 0.2 O 5

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Q: cos - I resulted in a negative answer. Why is it impossible for cos to be 12 negative?

A: Let's find. 

Q: 10) Find 3A + B Use Desmos Matrix or by Hand A = 91 -6 41 B = [ l -7 + %3D

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Q: tan² x = tan x

A: tan2x=tanx

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

Q: 1. Find the indicated angle. Give your answer to the nearest tenth of a degree: 13 a

A: Given:

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A: Let's find. 

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A: Solving the problem by finding the unknown values of the triangle.

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A: QUESTION- Find all three triangles with angles of 30° ,60° and a side of length 10 by drawing them a...

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Q: 10) Solve Systems of Equations using Matrices Use Desr 5a + 4b + 3c = 52 2a + 2b + 6c = 52 6a + 4b +...

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Q: Chosen Function Ich bec f(x)-(x+1s)(x1) (x+18) (x-1) the the Nove date. sker notes åcer

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A: According to figure both line are passing throught same point and slope are equal

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Q: Find all exact solutions on the interval 0 ≤ x < 2?.(Enter your answers as a comma-separated list.) ...

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Q: f (x) = sec x? What is the period of Enter your answer in the box. period of f (x) = sec x:

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Q: Find a unit vector in the same direction as the vector : a = 8i − 6j

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Q: and angles of the triangle ABC. 49.7 ft 38.29 111.3 9 B- ? integer or a decimal.) ...

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Q: 64 34

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Q: e equation in radians for all exact solutions where appropriate. Round approximate answers in radian...

A: Please refer to the image below

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Q: See if the identities can be proven. A)  1/(1+ sinx) + 1/(1 - sin x) = 2/(cos^2 x) B)  (tan^2 t - ...

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Q: Use the graph of y = sin x to find all values of x, 0 < x < 27, for which the following is true. (En...

A: Trigonometry

Q: ship travels 60 miles due east, then adjust its course 15° northward. After travelling 80 mil hat di...

A: We will find the distance. 

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Q: dt 1. S: 49+16t2 dx 2. S V36-9x2 dz 3. S: 2z/4z2-9 dy 4. S 81-16y? dx 5. S- x/x2-64 6. ſ cosh(1 – 3x...

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Q: Use an Addition or Subtraction Formula to simplify the equation. V3 cos(0) cos(20) + sin(0) sin(20) ...

A: The given expression,       cosθ cos2θ+sinθ sin2θ=32

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Q: sin 105° sin(a + 30°) 5.59 4 sin(a + 30°) = 0.692 (a + 30°) = 43.8° a = 13.76°

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Q: Section 11.1 Rational Exponents Simplify each expression. (c³d³\ (c®d² а. b.

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A: Given : Shadow of a tower is found to be 30 m longer when sun altitude angle change from 60 to 45

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A: A abd B are positive acute anglescos A=17 and cos B=1314

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A: Given that tanθ=-1 we know that  tanθ is negative in 2nd  and 4th quadrant 

Q: 11. Prove each identity. cos 2x + 1 a) sin 2x = cot x h) CSc 2x + cot 2x = cot x sin 2x 2 tan x b) 1...

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A: Topic:- trigonometry

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A: Consider  3.       an=n2-1n2+14.       an=-12n-1

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A: Que : Solve for angle A in triangle ABC with side AB = 268 and side BC= 524 and angle B = 144

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A: Question is solved.

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Q: Solve by x = (y – 10) (To uastitutiona for y) epha x +y = 2 Show ste Substitute the solved equation ...

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