Section 2.1 Functions Copyright © 2013 Pearson Education, Inc. All rights reserved.

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Presentation transcript:

Section 2.1 Functions Copyright © 2013 Pearson Education, Inc. All rights reserved

FUNCTION MACHINE Copyright © 2013 Pearson Education, Inc. All rights reserved

Copyright © 2013 Pearson Education, Inc. All rights reserved

Copyright © 2013 Pearson Education, Inc. All rights reserved

Copyright © 2013 Pearson Education, Inc. All rights reserved

Copyright © 2013 Pearson Education, Inc. All rights reserved

A A(w) = w(w-50) w Domain: 0 < w < 50 A rectangular garden has a perimeter of 100 feet. Express the area A of the garden as a function of the width w. Find the domain. w A A(w) = w(w-50) Domain: 0 < w < 50 Copyright © 2013 Pearson Education, Inc. All rights reserved

Copyright © 2013 Pearson Education, Inc. All rights reserved 8

Which of the following are graphs of functions? A Function A Function Copyright © 2013 Pearson Education, Inc. All rights reserved 9

Which of the following are graphs of functions? Not A Function Not A Function Copyright © 2013 Pearson Education, Inc. All rights reserved 10

Copyright © 2013 Pearson Education, Inc. All rights reserved 11

Four times. Copyright © 2013 Pearson Education, Inc. All rights reserved 12

Yes Copyright © 2013 Pearson Education, Inc. All rights reserved 13

Your Turn: P.69 #47-62 all P. 76 #9