Consider the parametric equations x sin 2t and y -4+c ost. which of the following dy7 represents 2 cos 2t sint -sint 2os 2t -sint 2 cos 2t sint 2 COS 2t

Q: Find the points of intersection of the graphs of the equations r = 1 + sin θ,       r = 3 sin θ

A: r = 1 + sin θ,       r = 3 sin θ To find: The points of intersection of the graphs of the equations.

Q: Which of the following equations best models this situation? A bicycle tire with a radius of 40 cm…

A: The radius of the bicycle tire = 40 cm and tire rotate once every 2 seconds.

Q: Determine whether the statement is true or false. The equationsr = 8, x + y = 64, and x = 8 sin(3t),…

A: We know x2+y2= a2 is a circle equation with radius a center at (0,0). So, x2+y2= 64=82 is the…

Q: Describe the relationship between the graphs of y = A cos(Bx - C) and y = A cos(Bx - C) + D.

A:

Q: Find the solution(s) for theta. 0= 1+ cos 0

A: Given query is to find value for angle

Q: Show that cos 120 cos 40 – 3 cos 40 sin? 40 and use this identity to find an equation in rectangular…

A: We have to show that cos12θ=cos34θ−3cos4θsin24θ Consider  cos12θ=cos34θ=cos3P        Let P=4θ We…

Q: Find the product of z1 & Z2, leave answer in trigonometric form: 235 (cos플 + isin) & z2 =: +i sin 3…

A: We know that for  z1 = r1 cos θ1 + i sin θ1  and  z2 = r2 cos θ2 + i sin θ2 z1·z2 = r1·r2 cosθ1+θ2 +…

Q: Derive the cosine formula a2 = b2 + c2 – 2bc cos A and the sine formula sin A sin B sin C а b C…

A:

Q: Solve the problem. Express 15° as a - ß, where cos a and cos ß are known exactly. 47° - 32° 80° -…

A: The objective is to find the correct option.

Q: Write an equation of the line tangent to this curve at point A r = −8 sin(θ)  polar coordinate…

A: Given query is to find the equation of the tangent line