SOLUTION: Please help 1.What is the value of k so that the equation 2x2 + 4x - 17 = kx has roots numerically equal but opposite in sign? 2.A rocket is shot vertically into the air. I

Question 998318: Please help
1.What is the value of k so that the equation 2x2 + 4x - 17 = kx has roots numerically equal but opposite in sign?
2.A rocket is shot vertically into the air. Its height at any time t, in seconds, can be determined by the equation s = -16t2 + 184t. When will the it reach its maximum height of 529 ft?
Please help
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Equal but opposite in sign.

So there can be no term.

.
.
.

Complete the square,

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