Graph the piecewise linear function.f(x) = 

A.

B.

C.

D.


Answer: A

Mathematics

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Rotate the axes so that the new equation contains no xy-term. Discuss the new equation.x2 + xy + y2 - 3y - 6 = 0

A. ? = 45°
 +  = 1
ellipse
center at (0, 0)
major axis is y'-axis
vertices at (0, ±2)
B. ? = 45°
 +  = 1
ellipse
center at ()
major axis is y'-axis
vertices at (, - ) and ()
C. ? = 45°
y'2 = -18x'
parabola
vertex at (0, 0)
focus at (- , 0)
D. ? = 45°
 -  = 1
hyperbola
center at (0, 0)
transverse axis is the x'-axis
vertices at (±, 0)

Mathematics

Solve the problem.The diagonal of the floor of a rectangular office cubicle is 2 feet longer than the length of the cubicle and 5 feet longer than twice the width. Find the dimensions of the cubicle. Round to the nearest tenth, if necessary.

A. width: 2 feet, length: 9 feet B. width: 3.9 feet, length: 9.7 feet C. width: 4 feet, length: 11 feet D. width: 9.7 feet, length: 22.4 feet

Mathematics

Find the distance on the number line between the pair of numbers.11.0, -19.2

A. 15.1 B. 4.1 C. 30.2 D. 8.2

Mathematics

Use the given conditions to find an equation in slope-intercept form of each of the nonvertical lines. Write vertical lines in the form x = h.Parallel to x = -6; passing through (9, 5)

A. y = 5 B. x = 9 C. x = 5 D. y = -6

Mathematics