Solve the problem.The long jump record, in feet, at a particular school can be modeled by  where x is the number of years since records began to be kept at the school. What is the record for the long jump   after record started being kept? Round your answer to the nearest tenth.

A. 24.4 ft
B. 22.7 ft
C. 25.1 ft
D. 24.8 ft


Answer: C

Mathematics

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Find the indicated term for the geometric sequence with the first term a1 and common ratio r.Find a2 when a1 = 1728, r = 

A. a2 = - 
B. a2 = 432 
C. a2 = 
D. a2 = -432 

Mathematics

Provide an appropriate response.A fan belt in a car connects three different sized pulleys (see figure below). One is 10 cm in diameter, one is 7.5 cm in diameter and the last one is 4 cm in diameter. If the large pulley turns at 1000 rpm, how fast do the other two pulleys turn?

Fill in the blank(s) with the appropriate word(s).

Mathematics

Add.3221 + 2424

A. 5368 B. 5663 C. 5645 D. 5546

Mathematics

Decide whether or not the functions are inverses of each other.

A. No B. Yes

Mathematics