Solve the problem.A sealed-beam headlight is in the shape of a paraboloid of revolution. The bulb, which is placed at the focus, is 3 centimeters from the vertex. If the depth is to be 6 centimeters, what is the diameter of the headlight at its opening?
Fill in the blank(s) with the appropriate word(s).
about 17 cm
You might also like to view...
Write in simplest exponent form.x ? x ? x ? x ? x ? x ? x ? x
A. 8x B. 8 C. x8 D. 8x
Solve the problem.The following information on Company X appears in a stock table. Find the basic cost (ignoring any broker's fees) to purchase 680 shares of Company X at the day's closing price.
A. $25,806.00 B. $18,876.80 C. $32.33 D. $21,984.40
Sketch the graph of the quadratic function. Identify the vertex and axis of symmetry.f(x) = -4x2
A. vertex (0,0)
axis of symmetry: x = 0
B. vertex (0,0)
axis of symmetry: x = 0
C. vertex (0,0)
axis of symmetry: x = 0
D. vertex (0,-4)
axis of symmetry: x = 0
Find the probability.If two fair dice are rolled, find the probability of a "double" given that thesum is 11.
A. 
B. 0
C. 
D. 