# New Precalculus Video Playlist

## New Precalculus Video Playlist

953 Lessons
2 variables 2d 2x2 2x2 matrices 2x2 matrix 3 points 3 variables 30-60-90 30-60-90 special right triangles 30-60-90 triangles 3d 3x3 3x3 matrices 4 variables 45-45-90 45-45-90 triangles 4x4 4x4 matrices a+bi AAS Absolute Value absolute value functions absolute value of complex numbers acid solution act act math acute angles acute angles and obtuse angles Adding adding and subtracting adding and subtracting complex numbers adding and subtracting matrices adding and subtracting vectors adding complex numbers adding functions adding matrices addition addition and subtraction of matrices alcohol solution algebra algebra 1 algebra 2 algebraic expressions all possible rational zeros all solutions alpha amplitude amplitude and period angle angle basics angle between hands of a clock angle between two vectors angle measure angle measure trigonometry angle measurement angle of depression angle of elevation angle of elevation and depression angle of elevation and depression word problems angle of elevation trigonometry angles angles and degrees angles and radian measure angular speed angular velocity annually answers Applications appreciation aptitude Arc Length arc length and sector area arc length formula arc length of a circle arc length of a circle formula arc length of a sector arccos arcsin arcsin arccos arctan arctan area area of a sector area of a sector formula area of a sector radians area of a triangle area of an oblique triangle area of sectors arithmetic mean arithmetic mean and geometric mean arithmetic sequence arithmetic sequences arithmetic series Asymptotes augmented matrix average rate of change of a function averate rate of change axis of symmetry back substitution bacteria bacterial growth bacterial growth problems base 10 basic introduction basic trigonometry basic trigonometry for beginners basic trigonometry lessons basic trigonometry problems. basic trigonometry sin cos tan basics bearing problems bearing problems trigonometry bearings beta between two points binomial coefficients binomial expansion binomial expansion theorem binomial theorem binomial theorem expansion binomial theorem finding coefficients binomial theorem pascal's triangle box and whisker plots Calculus calculus 1 calculus 1 limits calculus 1 review calculus 2 car value cardiods cartesian equation cartesian equations center change of base change of base formula change of base formula logarithms chemistry circle circles clock clock angle between hands clock angle problem clock angle tricks clock aptitude clock aptitude problems clock aptitude shortcuts clock aptitude tricks clock problems clock tricks coefficients cofunction cofunction identities College College Algebra combinations combinations formula common difference common ratio common ration Completing the Square complex imaginary numbers Complex Numbers complex numbers algebra 2 complex numbers in polar form complex numbers radicals complex numbers standard form complex roots component form Composite composite functions composite inverse trig functions composition Composition of Functions composition of inverse trig functions composition of inverse trigonometric functions compound interest compound interest and e compound interest continuously compound interest explained compound interest formula compound interest investment compound interest problems compounded continuously compounded monthly concentration condense condensing logarithmic expressions conic sections conjugates consistent and incosistent constant constant K constraints continuity converges converting degrees minutes and seconds to decimal converting degrees to dms converting degrees to radians converting dms to degrees converting polar equations to rectangular converting polar equations to rectangular form converting radians to degrees cooling coordinates cos cosecant cosecant functions Cosine cosine function cosine functions cotangent coterminal angles coterminal angles in degrees coterminal angles in radians coterminal angles trigonometry counting principle cramer's rule cube cube roots cubic cubic functions cumulative relative frequency daily dashed line Data data table data tables de moivre's theorem de moivre's theorem and nth roots de moivre's theorem roots of complex numbers decimal decimal degrees decimal degrees to degrees minutes seconds decimal degrees to dms decimals decomposing functions decreasing definite integral definition degree degrees degrees and radians degrees minutes seconds degrees to dms degrees to radians denominator dependent and independent Depreciation descartes rule of signs desmos determinant determinant of 2x2 matrices determinant of 3x3 matrices Determinants determinants of 3x3 matrices determine if function is even odd or neither determine whether f is even odd or neither difference of perfect squares difference of squares method Difference Quotient difference quotient with fractions difference quotient with square roots different bases differential equations direct and inverse variation direct and inverse variation word problems direct inverse and joint variation direct variation directrix distance distance between a point and a line distance formula distance formula between two points distance formula geometry distance formula word problems diverges dividing dividing complex numbers dividing complex numbers in standard form dividing complex numbers with radicals dividing complex numbers with square roots dividing functions division Division of Polynomials dms dms to decimal dms to decimal degrees dms to decimal formula dms to degrees dms to degrees formula domain domain and range domain and range of a function domain and range of a graph domain and range of rational functions domain of a function domain of square root functions dot plots dot product dot product between two vectors dot product explained dot product geometric interpretation dot product graphical representation dot product of two vectors dot product physics double angle double angle and half angle formulas double angle formulas double angle identities drawing angles drawing angles in standard position elementary row operations eliminating parameter eliminating the parameter elimination Elimination Method elimination method 3 variables elimination method addition elimination method for solving systems of linear equations elimination method multiplication Ellipse ellipse equation ellipse precalculus ellipses ellipses algebra 2 ellipses foci ellipses precalculus end behavior equation equations evaluating evaluating composite functions evaluating composite inverse trig functions evaluating composite inverse trigonometric functions evaluating cotangent evaluating cotangent functions