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Exponents.

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Presentation on theme: "Exponents."— Presentation transcript:

1 Exponents

2 Location of Exponent An exponent is a little number high and to the right of a regular or base number. 3 4 Exponent Base

3 Definition of Exponent
An exponent tells how many times a number is multiplied by itself. 3 4 Exponent Base

4 What an Exponent Represents
An exponent tells how many times a number is multiplied by itself. 4 = 3 x 3 x 3 x 3 3

5 How to read an Exponent This exponent is read three to the fourth power. 3 4 Exponent Base

6 How to read an Exponent This exponent is read three to the 2nd power or three squared. 3 2 Exponent Base

7 How to read an Exponent This exponent is read three to the 3rd power or three cubed. 3 3 Exponent Base

8 What is the Exponent? 3 2 x 2 x 2 = 2

9 What is the Exponent? 2 3 x 3 = 3

10 What is the Exponent? 4 5 x 5 x 5 x 5 = 5

11 What is the Base and the Exponent?
4 8 x 8 x 8 x 8 = 8

12 What is the Base and the Exponent?
5 7 x 7 x 7 x 7 x 7 = 7

13 What is the Base and the Exponent?
9 2

14 How to Multiply Out an Exponent to Find the Standard Form
4 3 = 3 x 3 x 3 x 3 9 27 81

15 What is the Base and Exponent in Standard Form?
2 4 16 =

16 What is the Base and Exponent in Standard Form?
3 2 8 =

17 What is the Base and Exponent in Standard Form?
2 3 9 =

18 What is the Base and Exponent in Standard Form?
3 5 125 =

19 There are many types of exponent laws...
Negative exponent law. Quotient Law. The Zero exponent law. There's a product law. And last but not least... Power of a power.

20 Product law: NOTE: Ex: add the exponents together when multiplying the powers with the same base. This operation can only be done if the base is the same!

21 Quotient law NOTE: Ex: This operation can only be done if the base is the same! subtract the exponents when dividing the powers with the same base.

22 Power of a power: Ex: NOTE: keep the base and multiply the exponents. Multiply the exponents, not add them!

23 Zero exponent law: Ex: Any power raised to an exponent of zero equals one. NOTE: No matter how big the number is, as long as it has zero as an exponent, it equals to one. Except

24 Negative exponents: Ex: To make an exponent positive, flip the base. NOTE: This does not change the sign of the base.

25 Ex: Multiplying Polynomials: In multiplying polynomials, you have to multiply the coefficients and add up the exponents of the variables with the same base.

26 Dividing polynomials:
Ex: When dividing polynomials, you must divide the coefficients(if possible) and subtract the exponents of the variables with the same base.

27 Please simplify the following equations:
How?: Answer:

28 Please simplify the following equations:
How?: Answer:

29 Please simplify the following equations:
How?: Answer:

30 Please simplify the following equations:
How?: Answer:

31 Please simplify the following equations:
How?: Answer:

32 Please simplify the following equations:
How?: Answer:

33 Review

34 Copy and complete each of the following questions.

35 1.) b2 * b7 1.) b9 2.) (p3)4 2.) p12 3.) (a2)3 * a3 3.) a9
4.) x2 * (xy)2 4.) x4y2 5.) (4m)2 * m3 5.) 16m5 6.) (3a)3*(2p)2 6.) 108a3p2

36 7.)82*(xy)2*2x 7.) 128x3y2 8.) w3 * (3w)4 8.) 81w7 9.) q0 9.) 1 10.) p-2 10.) 1/p2 11.)(a2b)0 11.) 1 12.)(x-2y3)-2 12.) x4/y6

37 13.) p p2 13.) p2 14.) 3b b5 14.) 1/3b3 15.) (4x2) x4 15.) 4

38 16.) x2 * y0 * x3 * y-4 16.) 9y4/x

39 17.) m 3 * m2n n 17.) m5/n7 18.) 3a b b * 32 * a 18.) 6a5/b4

40 19) (3/4)3 19) 27/64 20) 2+3(4)2 20) 50


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