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Solve: 12x2   7x - 10 = 0
02:10

Solve: 12x2 7x - 10 = 0

Solving a quadratic equation in which the trinomial has a leading coefficient other than one.

When to Factor Instead of Using the Quadratic Formula
01:22

When to Factor Instead of Using the Quadratic Formula

It makes sense to factor instead of using the quadratic formula when it's easy to find two numbers whose sum is the same as the middle term's coefficient and whose product is equal to the leading coefficient multiplied by the last term. An example i...

Adding Rational Expressions: Practice Problem
01:25

Adding Rational Expressions: Practice Problem

Rational expressions with different denominators are added.