MAT_1143-mar_2 - March 1, 2010 Click to edit Master...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
Click to edit Master subtitle style March 1, 2010 Sections 4.2-4.3
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Exam 2 Exam 2 will be Friday, March 11 It will cover 3.1-3.3, 4.1-4.3 and 4.5
Background image of page 2
Exponents We looked at problems like 108 to express LARGE NUMBERS We looked at problems like 10-9 to express SMALL NUMBERS We can use exponents with other bases.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
In general an = a*a*a*…*a (a times itself n times) when n is a POSITIVE INTEGER a is called the base n is called the exponent So, exponents give us a short-hand notation for repeated multiplication of the base Actually multiplication is just a short-hand notation for repeated addition 4*3 = 3+3+3+3 (4 times) OR 4+4+4 (3 times) Unlike multiplication, we HAVE to keep the base and exponent straight.
Background image of page 4
Properties of Exponents 34*35=(3*3*3*3)*(3*3*3*3*3) So how many factors of 3 do we have? A: 9 B: 20 C: -1 D: 3 We ADD the exponents in this case to get the product m n m n a a a + =
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Properties of Exponents 35 / 34 =(3*3*3*3*3)/(3*3*3*3)
Background image of page 6
Image of page 7
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 21

MAT_1143-mar_2 - March 1, 2010 Click to edit Master...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online