Math 11 Mr. Jean February 6th, 2013

The plan: Video clip of the day Binomial Expansion Exponents Orders of operations Solving for a single variable

Math Review Sheet: #1 5t – 3q + 4 – 2t2 – 4 = 6t – 5q

Binomial Expansion:

Binomial Expansion:

Collecting Like terms:

Collecting Like terms:

Solving for variables:

Solving for variables:

Exponents:

Important Exponent Rules: Anything to the “power of 1” is equal to itself.

Important Exponent Rules: Anything to the power of zero is equal to 1.

Important Exponent Rules: Negative exponents means you need to work with the reciprocal of the number.

Important Exponent Rules: When you multiple numbers with the same base you ADD the exponents When you divide numbers with the same base you SUBTRACT the exponents.

Important Exponent Rules: When you have an exponent raised to an exponent you MULTIPLy the exponents together.

Exponents Examples:

Useful website: http://www.mathsisfun.com/algebra/exponent-laws.html

Orders of Operations: B – Brackets E – Exponents or roots D – Division M - Multiplication A – Addition S - Subtraction

Examples:

Examples:

Questions to try right now:

Solution: 3 + 6 ÷ 3 × 2

Solution: 20 - (3 × 2³ - 5)

Solutions: (20 – 19)2 (3 × 2³ - 5)

To do: Orders of operation sheet. Work on math review sheet Complete Front side odd numbers Work on math review sheet Due on Friday, February 8th, 2013