Find the area.

A. 935 ft2
B. 242 ft2
C. 275 ft2 
D. 467.5 ft2


Answer: D

Mathematics

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Find an equation of variation for the given situation.y varies jointly as x and the square of z, and y = 60.9854 when x = 0.2 and z = 4.9

A. y = 13.2x
B. y = 14.9xz2
C. y = 2.54x2z2
D. y = 12.7xz2

Mathematics

Determine whether the graph is that of a function. If it is, use the graph to find its domain and range, the intercepts, if any, and any symmetry with respect to the x-axis, the y-axis, or the origin.

A. function domain: {x|-9 ? x ? 9} range: {y|-9 ? y ? 9} intercepts: (-9, 0), (0, -9), (0, 9), (9, 0) symmetry: x-axis, y-axis B. function domain: {x|-9 ? x ? 9} range: {y|-9 ? y ? 9} intercepts: (-9, 0), (0, -9), (0, 9), (9, 0) symmetry: x-axis, y-axis, origin C. function domain: {x|-9 ? x ? 9} range: {y|-9 ? y ? 9} intercepts: (-9, 0), (0, -9), (0, 0), (0, 9), (9, 0) symmetry: origin D. not a function

Mathematics

Evaluate the exponential expression.-42

A. -16 B. -8 C. 16 D. 8

Mathematics

Find the equation of the circle  that passes through the points. ? ? ?

A. ?
B. ?
C. ?
D. ?
E. ?

Mathematics