IXL Spring Spotlight skill plan

IXL Spring Spotlight skill plan - Precalculus

Keep students learning with IXL's week-by-week skill plan! Find essential IXL skills for solidifying understanding below.

Week

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1	Week 1 Comprehensive review
Day 1		1. Composition of functions 2. Solve trigonometric equations
Day 1
1. Composition of functions 2. Solve trigonometric equations

Day 2		1. Find values of inverse functions from tables 2. Solve a triangle
Day 2
1. Find values of inverse functions from tables 2. Solve a triangle

Day 3		1. Find inverse functions and relations 2. Write equations of sine functions using properties
Day 3
1. Find inverse functions and relations 2. Write equations of sine functions using properties

Day 4		1. Linear programming 2. Graph translations of sine and cosine functions
Day 4
1. Linear programming 2. Graph translations of sine and cosine functions

Day 5		1. Binomial Theorem II 2. Trigonometric identities I
Day 5
1. Binomial Theorem II 2. Trigonometric identities I

2	Week 2 Comprehensive review
Day 1		1. Match polynomials and graphs 2. Symmetry and periodicity of trigonometric functions
Day 1
1. Match polynomials and graphs 2. Symmetry and periodicity of trigonometric functions

Day 2		1. Rational functions: asymptotes and excluded values 2. Graph a resultant vector using the triangle method
Day 2
1. Rational functions: asymptotes and excluded values 2. Graph a resultant vector using the triangle method

Day 3		1. Solve rational equations 2. Find the magnitude and direction of a vector sum
Day 3
1. Solve rational equations 2. Find the magnitude and direction of a vector sum

Day 4		1. Evaluate logarithms using properties 2. Add and subtract scalar multiples of matrices
Day 4
1. Evaluate logarithms using properties 2. Add and subtract scalar multiples of matrices

Day 5		1. Solve exponential equations using logarithms 2. Identify inverse matrices
Day 5
1. Solve exponential equations using logarithms 2. Identify inverse matrices

3	Week 3 Comprehensive review
Day 1		1. Solve logarithmic equations with one logarithm 2. Add, subtract, multiply, and divide complex numbers
Day 1
1. Solve logarithmic equations with one logarithm 2. Add, subtract, multiply, and divide complex numbers

Day 2		1. Solve logarithmic equations with multiple logarithms 2. Absolute value in the complex plane
Day 2
1. Solve logarithmic equations with multiple logarithms 2. Absolute value in the complex plane

Day 3		1. Expected values for a game of chance 2. Convert complex numbers between rectangular and polar form
Day 3
1. Expected values for a game of chance 2. Convert complex numbers between rectangular and polar form

Day 4		1. Write equations of ellipses in standard form 2. Interpret confidence intervals for population means
Day 4
1. Write equations of ellipses in standard form 2. Interpret confidence intervals for population means

Day 5		1. Write equations of hyperbolas in standard form 2. Analyze the results of an experiment using simulations
Day 5
1. Write equations of hyperbolas in standard form 2. Analyze the results of an experiment using simulations

4	Week 4 Conic sections
Day 1		1. Find properties of parabolas 2. Write equations of parabolas in vertex form
Day 1
1. Find properties of parabolas 2. Write equations of parabolas in vertex form

Day 2		1. Graph parabolas 2. Find properties of circles
Day 2
1. Graph parabolas 2. Find properties of circles

Day 3		1. Write equations of circles in standard form 2. Graph circles
Day 3
1. Write equations of circles in standard form 2. Graph circles

Day 4		1. Find properties of ellipses 2. Write equations of ellipses in standard form
Day 4
1. Find properties of ellipses 2. Write equations of ellipses in standard form

Day 5		1. Find properties of hyperbolas 2. Write equations of hyperbolas in standard form
Day 5
1. Find properties of hyperbolas 2. Write equations of hyperbolas in standard form

5	Week 5 Trigonometry
Day 1		1. Find trigonometric ratios using reference angles 2. Inverses of trigonometric functions
Day 1
1. Find trigonometric ratios using reference angles 2. Inverses of trigonometric functions

Day 2		1. Solve trigonometric equations 2. Trigonometric identities II
Day 2
1. Solve trigonometric equations 2. Trigonometric identities II

Day 3		1. Solve a triangle 2. Area of a triangle: sine formula
Day 3
1. Solve a triangle 2. Area of a triangle: sine formula

Day 4		1. Write equations of sine functions using properties 2. Write equations of cosine functions using properties
Day 4
1. Write equations of sine functions using properties 2. Write equations of cosine functions using properties

Day 5		1. Graph sine and cosine functions 2. Graph translations of sine and cosine functions
Day 5
1. Graph sine and cosine functions 2. Graph translations of sine and cosine functions

6	Week 6 Matrices
Day 1		1. Add and subtract matrices 2. Multiply a matrix by a scalar
Day 1
1. Add and subtract matrices 2. Multiply a matrix by a scalar

Day 2		1. Add and subtract scalar multiples of matrices 2. Multiply two matrices
Day 2
1. Add and subtract scalar multiples of matrices 2. Multiply two matrices

Day 3		1. Solve matrix equations 2. Determinant of a matrix
Day 3
1. Solve matrix equations 2. Determinant of a matrix

Day 4		1. Inverse of a 2 x 2 matrix 2. Inverse of a 3 x 3 matrix
Day 4
1. Inverse of a 2 x 2 matrix 2. Inverse of a 3 x 3 matrix

Day 5		1. Solve matrix equations using inverses 2. Transformation matrices: write the vertex matrix
Day 5
1. Solve matrix equations using inverses 2. Transformation matrices: write the vertex matrix

7	Week 7 Complex numbers, the complex plane, and polar form
Day 1		1. Complex conjugates 2. Multiply and divide complex numbers
Day 1
1. Complex conjugates 2. Multiply and divide complex numbers

Day 2		1. Powers of i 2. Graph complex numbers
Day 2
1. Powers of i 2. Graph complex numbers

Day 3		1. Addition in the complex plane 2. Subtraction in the complex plane
Day 3
1. Addition in the complex plane 2. Subtraction in the complex plane

Day 4		1. Midpoints in the complex plane 2. Distance in the complex plane
Day 4
1. Midpoints in the complex plane 2. Distance in the complex plane

Day 5		1. Convert complex numbers from rectangular to polar form 2. Match polar equations and graphs
Day 5
1. Convert complex numbers from rectangular to polar form 2. Match polar equations and graphs

8	Week 8 Vectors
Day 1		1. Find the direction angle of a vector 2. Find the component form of a vector from its magnitude and direction angle
Day 1
1. Find the direction angle of a vector 2. Find the component form of a vector from its magnitude and direction angle

Day 2		1. Add vectors 2. Subtract vectors
Day 2
1. Add vectors 2. Subtract vectors

Day 3		1. Graph a resultant vector using the parallelogram method 2. Find the magnitude and direction of a vector sum
Day 3
1. Graph a resultant vector using the parallelogram method 2. Find the magnitude and direction of a vector sum

Day 4		1. Find the magnitude of a vector scalar multiple 2. Determine the direction of a vector scalar multiple
Day 4
1. Find the magnitude of a vector scalar multiple 2. Determine the direction of a vector scalar multiple

Day 5		1. Add and subtract three-dimensional vectors 2. Scalar multiples of three-dimensional vectors
Day 5
1. Add and subtract three-dimensional vectors 2. Scalar multiples of three-dimensional vectors