Provide an appropriate response.Suppose the height h in meters of fireworks fired straight upward from the ground is given by h = 24.5t - 4.9t2 where t is in seconds. When will the fireworks be 20 meters off the ground?

What will be an ideal response?


about 1 second and about 4 seconds

Mathematics

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Find the equation of the line with the given properties.Is parallel to a line through (4, -9) and (6, 2) and has a y-intercept of (0, -4).

A. 11x - 2y - 8 = 0 B. 11x - 2y - 4 = 0 C. 11x - y - 8 = 0 D. 11x - 2y - 62 = 0

Mathematics

List the intercepts for the graph of the equation.y = x4 - 16

A. (0, -16), (-2, 0), (2, 0) B. (0, 16) C. (0, 16), (-2, 0), (2, 0) D. (0, -16)

Mathematics

Convert as indicated. If necessary, round to two decimal places.15.8 meters to yards

A. 14.5 yd B. 4.82 yd C. 51.82 yd D. 17.22 yd

Mathematics

Add. 

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What will be an ideal response?

Mathematics