Multiple Choice
An open box is to be made from a square piece of cardboard, 21 inches on a side, by cutting equal squares with sides of length x from the corners and turning up the sides (see figure below) . Determine the function, V, in terms of x, that represents the volume of the box.
A)
B)
C)
D)
E)
Correct Answer:

Verified
Correct Answer:
Verified
Q7: Find all the real zeros of <img
Q8: Find all real zeros of the polynomial
Q9: Graph the function <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8632/.jpg" alt="Graph the
Q10: Graph the quadratic function. f (x) =
Q11: Do the operation and express the answer
Q13: Write the standard form of the equation
Q14: Do the operation and express the answer
Q15: Do the operation and express the answer
Q17: Find the vertex of the parabolic graph
Q17: A farmer has 336 feet of fencing