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OpenStudy (this):
4x^2+2x=-7 A, -180;one real solution B, -180;two imaginary solution c, 32 two real solution D, 41;two real solution
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OpenStudy (this):
can some one pllz help me
OpenStudy (anonymous):
b
OpenStudy (precal):
how many times does your function cross the x axis
OpenStudy (precal):
|dw:1350950222568:dw| I drew a quick sketch for you
OpenStudy (this):
2 times am i right?
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OpenStudy (precal):
|dw:1350950324663:dw| here I marked it, this is the sketch of your graph, how many times did it cross the x axis?
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