Zoe Austin
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 simplify #cot(x+y)+cos(4x-y)# to trigonometric functions of x and y?
How do you solve the triangle given #C=103^circ, a=3/8, b=3/4#?
How do you simplify #sin(t+pi/2)#?
How do you use the half-angle identity to find the exact value of cos [ - (3pi) / 8]?
How do you get the exact value of #sec^-1(-2)#?
How do you find the amplitude, period, and shift for #y=sin (3x-pi/4)#?
How do you graph the polar equation #r=1.5theta#?
What is the sign of expression: abs(cos(x))-log2 (3) ??????
In southern California, there is a six mile section of Interstate 5 that increases 2,500 feet in elevation. What is the angle of elevation?
How do you simplify #(sec x - cos x) / tan x#?
How do you use the half angle formula to evaluate #Tan (-195) #?
A triangle has sides A, B, and C. Sides A and B have lengths of 7 and 6, respectively. The angle between A and C is #(11pi)/24# and the angle between B and C is # (11pi)/24#. What is the area of the triangle?
What is the Cartesian form of #r^2+r = 2theta-sec^2theta+4csctheta #?
What identity is this? If it would be pythagorean identity the identity would change from csc squared to cot squared plus one
What is the domain and range of #(cosx)^2-1#?
If #A = <3 ,-1 ,-7 >#, #B = <5 ,8 ,-4 ># and #C=A-B#, what is the angle between A and C?
How do you find all solutions of the equation #tan(x+pi)+2sin(x+pi)=0# in the interval #[0,2pi)#?
How do you find the other five trigonometric values given cos t = 5/13 and sin t > 0?
How do you divide #( i-5) / (2i+12)# in trigonometric form?
A triangle has sides A, B, and C. Sides A and B have lengths of 4 and 1, respectively. The angle between A and C is #(3pi)/8# and the angle between B and C is # (5pi)/12#. What is the area of the triangle?