Michelle is three times as old as fiona. fiona is twice as old as madeline. madeline is seven years old. how old is michelle?

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Which quadratic function best fits this data? x y 1 32 2 78 3 178 4 326 5 390 6 337 a. y=11.41x2+154.42x−143.9 b. y=−11.41x2+154.42x−143.9 c. y=11.41x2+154.42x+143.9 d. y=−11.41x2+154.42x+143.9

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).