Find the reciprocal of the number or algebraic fraction.

A.
B.
C.
D. 5


Answer: A

Mathematics

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Find the arc length of the given curve.x = t2, y = t3/2, z = t; 0 ? t ? 9

A. 4.5 B. 9 C. 90 D. 81

Mathematics

Find the volume specified. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.Find the volume of an ice cream cone (right circular cone) of radius 8 cm and height 9 cm topped by a perfect hemisphere of ice cream of the same radius.

A. 2277.6 cm3 B. 2746.5 cm3 C. 1071.8 cm3 D. 1674.7 cm3

Mathematics

Use the addition method to solve the system. If the equations of the system are dependent, or if a system is inconsistent, so indicate. 

A.
B.
C.
D. The equations are dependent.
E. The system is inconsistent.

Mathematics

Write the first four terms of the sequence whose general term is given.an = -4(n + 1)!

A. -8, -24, -96, -480 B. -4, 8, -24, 96 C. -4, -16, -72, -384 D. -8, 48, -288, 1920

Mathematics