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y = 2x^3 - 9x^2 + 12 I've found the stationary pts to be: MAX (0,12) MIN (3,-15) BUT I don't know how to find the x-intercepts. Usually, I would make y=0 then solve the polynomial, but in this case, i can't factorise it. so, can someone help me find the x-intercepts? and tell me...