Graph on a plane.-6 ? x ? 7

A.

B.

C.

D.


Answer: A

Mathematics

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Identify the type of surface represented by the given equation. +  = 

A. Elliptical paraboloid
B. Hyperbolic paraboloid
C.

Ellipsoid

D. Elliptical cone

Mathematics

Solve the problem.A spherical water tank with an inner radius of 5 m has its lowest point 3 m above the ground. It is filled by a pipe that feeds the tank at its lowest point (see figure). Neglecting the volume of the inflow pipe, how much work is required to fill the tank if it is initially empty? Express the answer in terms of ?. 

A. ? J
B. ? J
C. ? J
D. ? J

Mathematics

Solve the problem.Students at East Central High School earned $548 selling candles. They want to make $4790 for a club trip. What percent of their goal has been reached? Round to the nearest tenth of a percent, if necessary.

A. 8.7% B. 87% C. 1.1% D. 11.4%

Mathematics

Write the decimal as a fraction or mixed number in lowest terms.1.01

A. 1
B.
C.
D.

Mathematics