Solve
-A Rocket Is Launched from the Top of a Cliff

question 140

Multiple Choice

Solve.
-A rocket is launched from the top of a cliff. The height, $\mathrm { s } ( \mathrm { t } )$ , of the rocket after $\mathrm { t }$ seconds is given by the equation $s ( t ) = - 16 t ^ { 2 } + 120 t + 48$ . How long after the rocket is launched will it strike the ground? Round to the nearest tenth of a second, if necessary.

• A) \(9.3 \mathrm { sec }\)
• B) \(7.9 \mathrm { sec }\)
• C) \(8.3 \mathrm { sec }\)
• D) \(8.7 \mathrm { sec }\)

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Definitions:

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A genetic condition in males characterized by an extra X chromosome, leading to various physical and reproductive issues.

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The increase in size, shape, or fullness of the breasts, which can occur naturally, through hormonal changes, or be achieved surgically.

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The prevailing gene.