Find the percentage rate of change of f(x) at the indicated value of x. Round to the nearest tenth of a percent.f(x) = 4500 - 4x2; x = 20
A. 3.6%
B. -1.0%
C. 5.5%
D. -5.5%
Answer: D
Mathematics
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Decide whether the statement is true or false.Parallel lines lie in the same plane.
A. True B. False
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Provide an appropriate response.Find DE. Round to four significant digits.
A. 32.70 B. 12.05 C. 65.53 D. 100.4
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Solve the equation.ln 
= 8
A. {e8 - 6}
B. 
C. {e16 + 6}
D. {e16 - 6}
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Solve the problem.A building has a ramp to its front doors to accommodate the handicapped. If the distance from the building to the end of the ramp is 24 feet and the height from the ground to the front doors is 4 feet, how long is the ramp? (Round to the nearest tenth.)
A. 5.7 ft B. 23.7 ft C. 24.3 ft D. 5.3 ft
Mathematics