3 Answered Questions for the topic Graphing And Quadratic Inequalities
Graphing And Quadratic Inequalities
04/27/18
Given that y=2x^2 + px +16 and that y<0 only when 2<x<k. Find the value of p and k. [Answer says p is -12 and k is 4]
Pls urgent
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Graphing And Quadratic Inequalities
04/27/18
The equation m^2x^2 - (m+n)x + n =0 has two equal real roots.show that n^2 + 2(m-2m^2)n + m^2 = 0. If n is real, find the range of values of m
Please help me in this question
Graphing And Quadratic Inequalities
04/27/18
The curve y=(k-6)x^2 - 8x + k cuts the x axis at two points and has a minimum point. Find the range of k. [Answer: 6<k<8]
Pls help me with the working
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