Replace the polar equation with an equivalent Cartesian equation.r cos ? = 7
A. 7y = 1
B. y = 7
C. x = 7
D. 7x = 1
Answer: C
You might also like to view...
Arrange the fractions in ascending order. Or, if the fractions are equivalent, answer "Equivalent".
, 
A. Equivalent
B. 
, 
C. 
, 
Write an equation for a function that has a graph with the given characteristics.The shape of y = ?x? is reflected across the y-axis. This graph is then vertically stretched by a factor of 3.1. Finally, the graph is shifted 2 units downward.
A. f(x) = 3.1?-x? - 2 B. f(x) = -3.1?x? - 2 C. f(x) = 2?-x? - 3.1 D. f(x) = 3.1?-x? + 2
Add or subtract as indicated. Simplify, if necessary.- 
- 
A. 
B. - 
C. 
D. - 
Graph the plane curve given by the parametric equations. Then find the equivalent rectangular equation.x = t3, y = t - 2; 0 ? t ? 3
A. y = 
- 2; 0 ? x ? 27
B. y = x3 - 2; 0 ? x ? 3
C. y = 
- 2; 0 ? x ? 27
D. y = x3 - 2; 0 ? x ? 1