Let A = { 6, 4, 1, {3, 0, 8}, {9} }. Determine whether the statement is true or false.{9} ? A

A. True
B. False


Answer: B

Mathematics

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Find .y = 4ln 9x

A. 4ln 9x
B. 4ln 9x
C.
D. 4ln 9x

Mathematics

Round the number to the nearest tenth.3.751

A. 3.75 B. 3.8 C. 3.751 D. 3.7

Mathematics

Solve.A projectile is thrown upward so that its distance above the ground after t seconds is  After how many seconds does it reach its maximum height? Round to the nearest second.

A. 33 sec B. 14 sec C. 11 sec D. 44 sec

Mathematics

An object moves in simple harmonic motion described by the given equation, where t is measured in seconds and d in meters . Find the maximum displacement, the frequency, and the time required for one cycle.d = -5 sin 5t meters

A. displacement = 5 meters; period =  seconds; f =  ? oscillations/second
B. displacement = -5 meters; period =  ? seconds; f =  oscillations/second
C. displacement = -5 meters; period = 5 ? seconds; f =  oscillations/second
D. displacement = 5 meters; period =  ? seconds; f =  oscillations/second

Mathematics