Test the equation for symmetry with respect to the x-axis, the y-axis, and the origin. Sketch the graph of the equation.
y² = | x | + 2
Symmetric with respect to the x-axis, the y-axis, and the origin
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Use ? or ? in the blank to make a true statement.{7, 9, 11} {x | x is an odd counting number}
A. ? B. ?
Find the slope and the y-intercept of the line with the given equation.4x + 7y = 55
A. Slope ; y-intercept
B. Slope - ; y-intercept
C. Slope ; y-intercept
D. Slope - ; y-intercept
Solve the problem. A reasonable quadratic model for the population of a certain city is found to be where B(t) is the population (in thousands) of the city in the year that is t years since 1990. A reasonable quadratic model for the number of residents of that city who were born outside the United States is
where F(t) is the number (in thousands) of foreign-born residents of the city in the year that is t years since 1990. Let P(t) be percentage of residents of the city who were born outside the United States in the year that is t years since 1990. An
equation for P is P(t) = . Use P to predict when the city will have 13.4% foreign-born residents.
A. 2005
B. 2006
C. 2004
D. 2003
Solve each of the following systems of equations. If the system is inconsistent or dependent, say so.x + y = 6x - y = 4
A. (-5, 2) B. (4, 2) C. (5, 1) D. No solution