Aim: How do we work on the expression with negative or zero exponent?

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Presentation transcript:

Aim: How do we work on the expression with negative or zero exponent? Do Now: simplify: 1. 2. If x = 2 and y = 3, evaluate 4. 3. HW: Worksheet

Another way Therefore, Therefore, x3y3 = (xy)3

Laws of Exponents Multiplication Law: xa · xb = xa+b Division Law: xa  xb = xa-b Power law: (xa)c = xac Power-of-a-Product Law: (xy)a = xaya Power-of-a-Quotient Law: 6. Zero Power: x0 = 1, x  0 7. Negative Exponent:

Write with only positive exponents Express as a fraction the value of 2x0 + 3x-3 for x = 5

Find the value of the following: 1. 6x0 6 2. (6x)0 1 3. -5x0 -5 4. (-5x)0 1 5. 6. 7. 1 6

Write the following as rational number without exponent 4. 1. 7-1 2. 5. 3. 6.

x3 Write the following with only positive exponents 1. x-4 2. 7a-4 4. x3 6. 5.

Write the following as a product without denominator 1. 2. 3. 4.