Warm Up 1.) You start growing flowers from seed and plan to sell them potted for Mother’s Day. It...

Warm UpWarm Up

1.) You start growing flowers from seed and plan to sell them potted for Mother’s Day. It cost you $1.75 to pot and grow each plant. If you sell each plant for $3.25, how many plants will you need to sell to make a profit of at least $150?

2.) Graph the set of values given below:

32 x

LT 16

Compound InequalitiesCompound Inequalities

•Students will solve and graph a compound inequality

Compound InequalityCompound InequalityA compound inequality consist of two inequality connected by

and or or.Examples:

1.) All real numbers that are greater then zero and less than or equal to 4. 40 x

2.) All real numbers that are less than –1 or greater than 2 21 xorx

Compound Inequalities x > 3 or x < 0 k > 1 and k < 5

Solving Compound InequalitiesSolving Compound Inequalities

Example: 10832 x

832 x 1083 xSeparate

Now solve

xx

336

6183

xx

63 x


752413 xorx

133

xx

6122

xx

61 xorx


5213 x

You try…watch the trap…..with negatives

Your TurnX is less than 4 and is at least -9

49.)49.)

49.)94.)

xdxc

xbxa

Solve:866 x

812.)1214.)1412.)212.)

xdxcxbxa

Solve

7521783 xorx

13.)13.)

6325.)

13.)

xorxdxorxc

xorxb

xorxa

Solve

92513 x

LT 16



Special Case!!!! #1

.5x > -2 OR 2x -2 < 6 + x

Special Case #2

-2x + 4 < 8 and x < -6

LT 16



•HOMEWORK DUE THURSDAY!!!!!!!!!

Warm Up 1.) You start growing flowers from seed and plan to sell them potted for Mother’s Day. It...

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