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anonymous
 one year ago
How to graph y=2x^22x1 without a calculator
anonymous
 one year ago
How to graph y=2x^22x1 without a calculator

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triciaal
 one year ago
Best ResponseYou've already chosen the best response.1set up a table plot the points trace the curve

triciaal
 one year ago
Best ResponseYou've already chosen the best response.1or you can do the sketch find the intercepts when x =0 what is y and when y = 0 what is x

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0exactly, as you know that it is in the form of a parabola.

triciaal
 one year ago
Best ResponseYou've already chosen the best response.1when you have a 2nd degree function the graph is that of a parabola

triciaal
 one year ago
Best ResponseYou've already chosen the best response.1ax^2 + bx + c when a is positive opens up and when a is negative opens down complete the square to find the vertex and axis of symmetry

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0The problem is that when I solve for x when y=0 I get a complex number (i). I used the quadratic formula.

triciaal
 one year ago
Best ResponseYou've already chosen the best response.1dw:1438567339286:dw

triciaal
 one year ago
Best ResponseYou've already chosen the best response.1dw:1438567728196:dw

triciaal
 one year ago
Best ResponseYou've already chosen the best response.1dw:1438567844462:dw

triciaal
 one year ago
Best ResponseYou've already chosen the best response.1@clara1223 did you check your signs
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