Question 824170
Sketch the graph of the following functions:

1. x/2 - 3
2. 2-4x
3. 2x^2 + 1
4. 5-(x+2)^2
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Assuming each is y = ... 
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Pick values for x and find y
Plot the points
Draw a line thru them (for 1 & 2)
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For 3 and 4, use more points and draw a curve thru them.