What do the letters tell us? by Nic Boardman

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Slide Notes

What do the letters tell us?

Published on Feb 02, 2016

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PRESENTATION OUTLINE

What do the letters tell us?

y=mx+c
y=A(x-p)^2 + q
y= c + Asin(wx + a)

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d = 7 + 3cos(30t)

What do we know?

Harbour-Page 22

When do you use the graph? When do you use the Equation?

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on the graph...

10m 0,12,24
t=3,9,15,21
Tangent drawn at t=9 1.3 to 1.75
m/h rate of change of height

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On the model (Calculator)

t=6 d=8.4 & 15.6 (7.1 to 7.3 hours)
cos(30t) = -2/3 t=4.39
stretch parallel to t of 1/30
stretch parallel to d of 3
translation

Photo by Claudio.Ar

Nic Boardman