MTH 108- WEEK 12

LINEARVSNONLINEAR

100

IS THIS EQUATION LINEAR OR NONLINEAR??

y = -2.3x + 7.8

LINEAR

200

IS THIS STORY LINEAR OR NONLINEAR??

A MAGAZINE CHARGES A $9 SUBSCRIPTION FEE TO PURCHASE ANY OF THEIR COVERS. ON TOP OF THAT, THEY CHARGE $2.50 FOR EACH COVER THAT THEIR SUBSCRIBER PURCHASES.

LINEAR

300

IS THIS GRAPH LINEAR OR NONLINEAR?

NONLINEAR

400

IS THE TABLE LINEAR OR NONLINEAR??

NONLINEAR

500

WHAT IS THE NAME OF ONE NONLINEAR EQUATION??

QUADRATIC, EXPONENTIAL, LOGARITHMIC, POLYNOMIAL, RATIONAL, RADICAL

SLOPE

100

WHAT IS THE SLOPE IN THE EQUATION?

y = 2x + 4

2

200

WHAT IS THE SLOPE IN THE TABLE?

4

300

WHAT IS THE SLOPE IN THE STORY??

A RENTAL CAR HAS A BASE COST OF $500 WITH AN EXTRA $5 PER GALLON OF GAS USED. WHAT IS THE SLOPE PER GALLON OF GAS??

5

400

WHAT IS THE SLOPE OF THE GRAPH??

0.5

500

WHAT ARE THREE DIFFERENT WAYS TO EXPRESS SLOPE??

RISE OVER RUN, M, CHANGE IN Y OVER CHANGE IN X, Y₂ - Y₁ OVER X₂ - X₁

Y-INTERCEPT

100

WHAT IS THE Y-INTERCEPT OF THE EQUATION??

y = -7x - 32

-32

200

WHAT IS THE Y-INTERCEPT OF THE STORY??

A LIBRARY STARTED WITH 270 BOOKS. EVERY DAY, THEY LOSE 3 BOOKS.

270

300

WHAT IS THE Y-INTERCEPT OF THE GRAPH??

-2

400

WHAT IS THE Y-INTERCEPT OF THE TABLE??

-4

500

WHAT IS THE Y-INTERCEPT OF THE TABLE?

12.5

SOLVE FOR X

100

SOLVE FOR X:

2x = 12

x = 6

200

SOLVE FOR X:

3x - 2 = 13

x = 5

300

SOLVE FOR X:

y = 2x + 3

x = (y - 3)/2

400

SOLVE FOR X:

7x - 9 = 2x + 21

x = 6

500

SOLVE FOR X IN THE SYSTEM OF EQUATIONS:

y = 3x + 3

y = -6x + 21

x = 2