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OpenStudy (anonymous):
what are the x intercepts of the graph of y+7x=x2-8
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OpenStudy (campbell_st):
rewrite the equation y= x^2 - 7x - 8 the y intercept occurs when x = 0 substitute x = 0 and then you'll have the intercept. x intercepts y = 0 so you'll have x^2 - 7x - 8 = 0 you need to factorise the quadratic to find the intercepts
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