1 Answered Questions for the topic Quadratic Equations 88

Quadratic Equations 88

05/30/15

f(x) = -9x2 + 8x + 5. what is the aproximate value of x if f(x)=0
  a. {1.31, –0.42}b. {-9, 8} c. {–0.89, –0.56} d. {–1.80, 1.60}
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