# Grace Ashcraft

Trigonometry teacher | Verified Expert

I specialize in Trigonometry, holding a degree from Brooklyn College. Passionate about unraveling the mysteries of angles and functions, I bring a depth of knowledge to my role as a tutor. My journey in academia has equipped me with the skills to simplify complex concepts and make learning an engaging experience. Join me on a mathematical exploration where every question is a step towards understanding the fascinating world of triangles and beyond. Let's conquer Trigonometry together!

## Questions

Solve cos 3theta+cos 2theta=sin 3theta/2+sin theta/2?

How do you solve #cscx+cotx=1# and find all solutions in the interval #[0,2pi)#?

How do you solve the equation #3csc^2x=4#?

A triangle has sides A, B, and C. Sides A and B are of lengths #4# and #2#, respectively, and the angle between A and B is #(pi)/8 #. What is the length of side C?

How do you simplify the expression #sint-sintcos^2t#?

How do you prove #cot(x)cos(x)+sin(x)=csc(x)#?

Determine the exact values of the trigonometric functions of the acute angle A, given tan A =3/7 ?

How do you write the equation #-4/3=tanx# in the form of an inverse function?

How do you graph #y=-2sec2(x+pi)+3#?

How do you solve the identity #(sec(t)+1)(sec(t)-1)=tan^2(t)#?

How do you verify Cos( 225 -θ) = -sinθ ?

What are the important points to graph #y=sin(3x-pi/3)#?

How do you find the complement and supplement of an angle if the angle is 85 degrees?

How do you divide #( 9i- 2) / (- 5 i+ 2 )# in trigonometric form?

If #\vec{i}# is in standard position with terminal point (1, 5) and #\vec{j}# is in standard position with terminal point (-3, 1), what is the coordinate of the terminal point of the resultant vector?

How do you find x if the point (x,-3) is on the terminal side of theta and #sintheta=-3/5#?

The hypotenuse of a 30°- 60°- 90° right triangle measures 22 cm. What are the lengths of the longer leg and shorter leg?

How do you use the quadratic formula to solve #sec^2theta-2sectheta-4=0# for #0<=theta<360#?

How do you find the exact value of the sine, cosine, and tangent of the number 2pie/3, without using a calculator?

How do you convert #1.75# from radians to degree?