EET 109 Math January 7, 2016 Week 1 Day 2

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Textbook

January 12

Home work format: Section number2.4 Problem number 14 Answer18.2 Show all your work.

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Chapter 1 Fundamental Concepts

Not in textbook Remove the absolute bars. Remove the sign.

Page 3

This is so fundamental it will be on almost all tests.

Page 3

Both !

Parentheses are good tools. (+3) + (+6) + (-9) + (+6)

Parentheses are good tools. (+3) + (+6) + (-9) + (+6) =

Page 4

Not in the textbook For your own use organize multiplication and division, positive and negative as it makes sense to you. Words or symbols.

Compound Fraction

Section 1.2 page 7 Order-Of-Operations

“Please excuse my Dear aunt Sally”

In class

Section 1.3 Scientific notation is a method of writing very large and very small numbers while avoiding writing many zeros.

Volt One coulomb of charge is the total charge associated with x electrons

Section 1.3 m integers are the counting numbers; that is, 1, 2, 3,

Section 1.3

CHANGING A NUMBER FROM DECIMAL FORM TO SCIENTIFIC NOTATION The 2 step method. m integers are the counting numbers; that is, 1, 2, 3,

CHANGING A NUMBER FROM DECIMAL FORM TO SCIENTIFIC NOTATION divided by 3 =

CHANGING A NUMBER FROM DECIMAL FORM TO SCIENTIFIC NOTATION divided by 3 = There are 4 zeros in m integers are the counting numbers; that is, 1, 2, 3,

CHANGING A NUMBER FROM SCIENTIFIC NOTATION TO DECIMAL FORM

Section 1.3 page 12

FIXED-POINT, FLOATING-POINT, SCIENTIFIC, AND ENGINEERING NOTATION Engineering notation specifies that all powers of ten must be 0 or multiples of 3, and the mantissa must be greater than or equal to 1 but less than mantissa In Mathematics the decimal part of a common logarithm.

ENGINEERING NOTATION All powers of ten must be 0 or multiples of 3

Volt Scientific notation:6.242 x electrons Engineering notation:6.242 a electrons (atto)

In class work.

Section 1.3 “Laws”

Negative value so it can not be getting bigger.

1.4 MEASUREMENT

1/3 =

Accuracy The accuracy of a measurement refers to the number of digits, called significant digits, which indicate the number of units we are reasonably sure of having counted when making a measurement. Precision The precision of a measurement refers to the smallest unit with which a measurement is made; that is, the position of the last significant digit.

1.5 OPERATIONS WITH MEASUREMENTS

End of Week 1 day 2