First Step To Evaluating a Trig Function

Rational the denominator

Find the vertical asymptotes Rational Function #short

Most Students Don't Know They Can Do This

Find all the zeros given one zero

Increasing, Decreasing, Constant Intervals

What you need to know to rationalize the denominator

The fastest way to simplify the complex fraction

Simplify the Complex Fraction by adding

See Trig Squared think Pythagorean Identity

Mistakes evaluating the inverse tangent function

My Favorite Inc, Dec, Con, Problem for students

even or odd how to know

Tip for the Law of sines you don t see in a textbook #precalc #short Emil Christopher

This problem is not as hard as you think #pc #short Emil Christopher

Confused Students Get This Synthentic Division Problem Wrong

Convert Vertex to Standard Form

Convert standard to vertex form

True or False inverse of Functions

Find the Inverse of the rational function #short Pc

Find the Sine of an angle given a point on the terminal side of the angle | Pc Q4

Determine the quadrant in which the terminal side of the angle lies | PC Q11

Evaluate the limit at infinity | Pc Q9

Factor the Polynomial Completely Given a Zero | Pc Q2

Evaluate using the Sum formula for Cosine | Pc Q3

Find the Unit Vector having the same Direction as V | PC Q8

Find the Polar Points Given Rectangular | PC Q7

Find the Domain of The Square Root Function | Pc Q6

Evaluate the Piecewise Function at a Given Value | Pc Q10

Find the Fundamental Period of the Function | Pc Q5

Find the Vertices of the ellipse | Pc Q30

Eliminate the Parameter | Pc Q23

Evaluate the composition with arccosine | Pc Q28

Given the Oblique Triangle Find the Two possible Angles | Pc Q15

Find the Foci of the hyperbola | Pc Q14

Evaluate the Limit at a point | Pc Q27

Find the Inverse of the square root Function | PC Q24

Find the magnitude for the sum of two vectors | Pc Q21

Express the Natural Logarithmic Equation in Exponential Form | Pc Q22

Given the polar points find the rectangular points | Pc Q20

Find the zeros of the polynomial function and state the multiplicity of each | Pc Q18

Find a second degree polynomial given the zeros | Pc Q12

Find the horizontal phase shift | Pc Q13

Find all the solutions to the cotangent equation | Pc Q26

Find the Horizonal Asymptote | Pc Q17

Find the Double Angle of Sine given an equation and constraint | Pc Q29

Find the angle of elevation of the sun | Pc Q16

Biggest Mistake Students Make When Applying Synthetic Division Twice