This video explains how to solve an inequality with a fraction and parentheses.

# interval

# Express Inequalities as a Graph and Interval Notation

This video explains how to express an inequality as a graph and using interval notation.

# Find Values Excluded to Guarantee Existence and Uniqueness of Solution to a IVP – y’=f(t,y)

This video explains how to the values of a differential equation must be excluded to guarantee a unique solution exists. dy/dt=f(t,y)

# Ex 2: Find the Interval that Guarantees a Solution to an IVP Exists (Interval of Validity)

This video explains how to find the interval that guarantees a a solution to a initial value problem involving a linear first order differential equation.

# Ex 1: Find the Interval that Guarantees a Solution to an IVP Exists (Interval of Validity)

This video explains how to find the interval that guarantees a a solution to a initial value problem involving a linear first order differential equation.

# Solving Trigonometric Equations Using Substitution for Angles

This video explains how to solve a trig equation on a given interval by performing substitution for the given angle.

# Solving Trigonometric Equations Using Identities and Substitution

This video explains how to solve a trig equation on a given interval by performing substitution using a double angle identity.