# Zoe Austin

California Institute of the Arts

Trigonometry

Trigonometry teacher | Verified Expert

I'm a graduate of California Institute of the Arts, specializing in Trigonometry. With a passion for mathematics, I aim to simplify complex trigonometric concepts and make them accessible to students. My teaching approach emphasizes practical applications and real-world examples to enhance understanding. Through personalized instruction, I help students develop problem-solving skills and build confidence in tackling trigonometry challenges. Whether it's mastering identities or understanding geometric principles, I'm dedicated to supporting students on their journey to mathematical proficiency.

## Questions

- How do you solve 4sinx = 3 for 0°< x < 360° ?
- What is the range of the function #y=sqrt(1-cosxsqrt(1-cosx(sqrt(1-cosx ......oo# ?
- Prove that #(sin(A+B))/(cos(A-B)) = (tan A-tan B)/(1+tan A tan B)#?
- Proof:- sin(7 theta)+sin(5 theta)/sin(7 theta)-sin(5 theta)=?
- Let sin(4x-1=cos(2x+7) write and solve an equation to the value of x?
- How do you solve cos2θ+3cosθ+2=0 ?
- How do you solve 5(cos^3)x=5cos x over the interval (0,2pi)?
- A sector of area 25 in^2 is formed by a central angle of 4 radians. Find the radius of the circle?
- How do you solve: #csc^4x-4csc^2x=0#?
- Prove that for every #x>0,x/(1+x^2)<tan^(-1)(x)<x#?
- Prove that #cosec(x/4)+cosec (x/2)+cosecx=cot(x/8)-cotx# ?
- How do you verify #(2cos^2x-1)^2/(cos^4x-sin^4x)=1-2sin^2x#?
- The vertical motion of a seat on a Ferris Wheel can be described by the equation y=25cos(pit/3)+26 What is the period of the seat's motion in seconds?
- A luggage wagon is being pulled with vector force V, which has a magnitude of 750 pounds at an angle of elevation of 63 degrees. What is vector V in components?
- How do i simplify 1-2sin^2x+sin^4x?
- Given #csctheta=-5, costheta<0# to find the remaining trigonometric function?
- What does csc pi/2 equal?
- How do you find the unit vector in the direction of the given vector of #w=i-2j#?
- How do you evaluate #tan^-1(-(sqrt3)/3)#?
- What is the angle between #<-1,8,6 ># and #< -6,3,0>#?