C A If m/C = 90° while m/A=a and m/B = 3 in AABC, an expression representing the sum ( a+b sin a +cos a) is C Select one: True False

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A: Topic:- trigonometry ratios and laws in triangle

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A: topic - Cartesian coordinate to polar coordinate system

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A: Here, note that 5π6=π2+π3

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Q: 4) What is the number of solutions of: Show -12x? + 5x + 2 = 0 Discriminant ---> Type of Solution

A: We can find the discriminant and type of solution in the following steps.

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A: 2cosθ +3 = 0 2cosθ = -3  cosθ = -3 /2 θ = cos-(-3 /2) θ = (2k+1)π + π/6

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Q: 2. Radius is 20; central angle is 30°

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A: The given system of equations,3x+7y+4z=13x-y+3z=12x+7y+3z=1

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A: Solve the given

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Q: -90° se s 90°. Find the value of 8 in degrees. sin (D)=0 sin (8) = 1 Write your answer in…

A: We need to evaluate the value of θ for the following: Part(1)    sinθ = 1, -90°≤θ≤90° Part(2)…

Q: Michael plots the point with the polar coordinates (-2,-45). How does he plot this point? Drag a…

A: Michael plots the point with the polar coordinates -2, -4π3.To determine how does he plot this…

Q: If tan(A+B) = 3 and tanB = 1/2, find tanA

A: We can find the value of tanA as below.

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A: topic - trigonometric ratios

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Q: Solve the triangle. a=7, c=4, B=52° b= (Do not round until the final answer. Then round to the…

A: Given a=7,c=4 and B=52°We know cosine rule b=a2+c2-2ac*cosBb=72+42-2*7*4*cos(52)  =49+16-56*-0.16…

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Q: Using the law of cosines, consider a triangle ABC. Suppose that side a = 20, side b= 17, and sided c…

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Q: Find the measure of each angle. Answer in the form that the angle is given, either degrees or…

A: We have to find the measure of the angle.

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Q: b The area of a triangle with sides of lengths a and and contained angle is A = a b sin 0. 1 2 If…

A: a=2cm, b increases at a rate 1.5 cm/min and θ increases at rate if 0.2 rad/min.

Q: Felix needs to determine whether x + 3 is a factor of f (x) = -2x4 - 8x³ - 2x - 63. How can Felix…

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Q: Find the component form of v if ||v|| = 10 and the angle it makes with the x-axis is 120°

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Q: To find the distance across a river, a surveyor chooses points A and 8, which are x = 300 ft apart…

A: Answer is 328.64 ft.

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Q: 4) Divide x? + 13x + 42 by x + 6 Show work to Solve Solve by Long Division x + 6 x + 13x + 42 What…

A: To solve using long devision.

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A: Given : In a hollow cylinder, the sum of the external and internal radii is 14 cm and the width is…

Q: Divide. 6√5cis (11) + 3√6cis (5) Drag a value into each box to correctly express the quotient in…

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