Elijah Alexander
Trigonometry teacher | Verified Expert
I hold a degree in Trigonometry from McDaniel College, where I honed my passion for unraveling the intricacies of angles and functions. With a deep-rooted understanding of trigonometric principles, I am committed to guiding students through the maze of sine, cosine, and tangent. My mission is to illuminate the path to mastery in this pivotal field of mathematics, making concepts clear and accessible. Whether it's solving triangles or navigating through identities, I am here to empower students to conquer Trigonometry with confidence and clarity. Let's embark on this mathematical journey together!
Questions
How do you find the exact value of #cos(arccos(0.25))#?
How can you use trigonometric functions to simplify # 9 e^( ( 7 pi)/6 i ) # into a non-exponential complex number?
How do you simplify #6sinxcosx# using the double angle identity?
How do you express #sin(pi/ 4 ) * sin( ( 11 pi) / 12 ) # without using products of trigonometric functions?
How do you find the exact value of #cos ((2pi)/9) cos (pi/18)+sin ((2pi)/9) sin (pi/18)#?
Express (picture below) in terms of sin θ?
How do you find the value of #cos((7pi)/8)# using the double or half angle formula?
Number of solutions of sinx.tan4x=cosx in (0,π) ?
How do you prove the identity #1 / (1- cosx) + 1/ (1+ cosx) = 2 csc^2x#?
If a,b, and c are the lengths of the sides of a right Triangle and a=2, b=5, how do you find c?
How do I solve #tan(2/3x)=sqrt3#?
How do you find the trigonometric form of #-7+7i#?
How do you find the exact value of #sin((7pi)/12)#?
How do you graph #r=4cos7theta#?
A triangle has sides A, B, and C. The angle between sides A and B is #(2pi)/3#. If side C has a length of #12 # and the angle between sides B and C is #pi/12#, what is the length of side A?
How do you determine the number of possible solutions using the rule of law of sines given Angle A=31.9 degrees, a=30.6, b=37.9?
How do you find the period of #y = 4sin(2x)#?
How do you find the missing sides and angles in the right triangle, where a is the side across from angle A, b across from B, and c across from the right angle given a = 28, c = 42?
How do you evaluate #sec110°#?
How do you find the exact value of #Sin(arcsin(3/5)+(arctan-2))#?