Solve the given equation or inequality. If an equation is given, then write the solution set in set notation. If an inequality is given, then write the solution set in interval notation.|h - 9|+ 4 ? 9
A. (4, 14)
B. (-?, 14]
C. [4, 9]
D. [4, 14]
Answer: D
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Find the perimeter of the figure.Maria needs to replace all the fencing around her horse pasture. How many meters of fencing will she need?
A. 338 m B. 360 m C. 392 m D. 317 m
Solve the problem.The percentage of households that mailed back Census forms for various years are listed in the table below. The Census occurs every ten years. ?Let f(t) represent the percent of households that mailed back Census forms at t years since 1980.i) Find an equation for f following a square root model. Round to the nearest integer.ii) Use your model to predict the percent of households that will mail back Census forms in 2020.iii) Use your model to predict when half of households will mail back Census forms.
What will be an ideal response?
Rotate the axes so that the new equation contains no xy-term. Discuss the new equation.24xy - 7y2 + 36 = 0
A. ? = 36.9° -
= 1
hyperbola
center at (0, 0)
transverse axis is the y'-axis
vertices at (0, ±2)
B. ? = 36.9°
-
= 1
hyperbola
center at (0, 0)
transverse axis is the y'-axis
vertices at (0, ±3)
C. ? = 36.9° -
= 1
hyperbola
center at (0, 0)
transverse axis is the y'-axis
vertices at (0, ± )
D. ? = 53.1° -
= 1
hyperbola
center at (0, 0)
transverse axis is the y'-axis
vertices at (0, ±2)
Solve the system of equations using elimination.
A.
B. infinitely many solutions
C. no solution
D.