SOLVING & Exponential Logarithmic Equations Using a Calculator.

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Presentation transcript:

SOLVING & Exponential Logarithmic Equations Using a Calculator

LOGARITHMIC EQUATIONS Part 1 LOGARITHMIC EQUATIONS

Logarithmic Equation Exponential Equation

Logarithmic Equation Exponential Equation

Logarithmic Equation Exponential Equation

Logarithmic Equation Exponential Equation

^ Exponential Equation Logarithmic Equation ENTER accurate to 4 decimal places

Next Example

Logarithmic Equation Exponential Equation

Logarithmic Equation Exponential Equation

Logarithmic Equation Exponential Equation

Logarithmic Equation Exponential Equation

^ Exponential Equation Logarithmic Equation ENTER accurate to 4 decimal places

You Try

To the nearest HUNDREDTH

EXPONENTIAL EQUATIONS Part 2 EXPONENTIAL EQUATIONS

Exponential Equation Easy

BUT

Exponential Equation ?

Logarithmic Equation Exponential Equation

Logarithmic Equation Exponential Equation

Logarithmic Equation Exponential Equation

Logarithmic Equation Exponential Equation

No Base 3 in the Calculator Logarithmic Equation Exponential Equation ? No Base 3 in the Calculator

Logarithmic Equation Exponential Equation

Logarithmic Equation Exponential Equation OK

Logarithmic Equation Exponential Equation accurate to 4 decimal places

Exponential Equation Is there a Faster Method

Calculator Ready Form Four Decimal Places

accurate to 4 decimal places

Calculator Strokes )

Calculator Strokes )

Calculator Strokes ) accurate to 4 decimal places

Next Example

ISOLATE

?

1 Definition

1 Calculator Ready Form Four Decimal Places

1 accurate to 4 decimal places

Next Example

ISOLATE

PUT IT IN PARENTHESIS

NOT Like Terms

Calculator Ready Form

( ) ( )

( ) ( )

( ) ( )

( ) ( )

( ) ( )

( ) ( )

( ) ( )

( ) ( )

( ) ( )

( ) ( )

( ) ( ) To the nearest hundredth

Next Example

GCF

To the nearest hundredth You Finish To the nearest hundredth

Next Example

We want all x’s on the left

Not Like Terms

ZERO

ZERO

Not Like Terms

GCF

?

?

Calculator Ready Form

Calculator Ready Form

Calculator Ready Form

Calculator Ready Form

Calculator Ready Form

Calculator Ready Form

Calculator Ready Form

Calculator Ready Form

Decimal Answer Calculator Ready Form Nearest Hundredth Calculator Ready Form

Next Example

Dummy Variable

Dummy Variable

Dummy Variable

Dummy Variable

Nearest Thousandth Calculator Ready Form

You Try If you must use logarithms to solve, Then give answer in Calculator Ready Form and Decimal form rounded to 4 decimal places

Solution Calculator Ready Form