Find the vertex, focus, and directrix of the parabola. Graph the equation.(y + 1)2 = 4(x - 1)
A. vertex: (1, -1)
focus: (2, -1)
directrix: x = 0
B. vertex: (1, -1)
focus: (2, -1)
directrix: x = 0
C. vertex: (1, -1)
focus: (1, 0)
directrix: y = -2
D. vertex: (-1, 1)
focus: (-1, 2)
directrix: y = 0
Answer: B
You might also like to view...
Provide an appropriate response.Identify a verbal interpretation of the statement: x + 3 = 5
A. The product of a number and three is five. B. A number subtracted from three is five. C. The sum of a number and three is five. D. The quotient of three and a number is five.
Determine the slope and y-intercept of the function.F(x) = 
x
A. m = 5; b = 0
B. m = 0; b = 
C. m = - 
; b = 0
D. m = 
; b = 0
Solve the problem.Assume the cost of a gallon of milk is $2.50. With continuous compounding, find the time it would take the cost to be 5 times as much (to the nearest tenth of a year), at an annual inflation rate of 6%.
A. 0.0 years B. 26.8 years C. 9.9 years D. 0.1 years
Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.(x4y2)5/3
A. x20/3y10/3 B. x17/3y11/3 C. x12/5y6/5 D. x10/3y20/3