Solve. A square piece of cardboard is used to make an open box by cutting 
squares from each corner and turning up the sides. The volume of the resulting box can be modeled by the polynomial 
where x is the original length of each side of the piece of cardboard. Write the polynomial in factored form.
A. 3(x - 3)2
B. 3(x - 6)2
C. 3(x - 6)(x + 6)
D. 3(x + 6)2
Answer: B
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Round the whole number to the given place value.437,488 to the nearest ten-thousand
A. 437,000 B. 430,000 C. 500,000 D. 440,000
Find the standard equation of the parabola with the given focus and directrix.Focus: (-8, 0); directrix: x = 2
A. y2 = -20(x + 3) B. y2 = 8(x + 3) C. x2 = 16(y + 3) D. x2 = -20(y + 3)
Find the center, foci, and vertices of the ellipse.25x2 + 16y2 = 400
A. center at (0, 0) foci at (- 3, 0) and (3, 0) vertices at (-5, 0), (5, 0) B. center at (0, 0) foci at (0, - 3) and (0, 3) vertices at (0, -5), (0, 5) C. center at (0, 0) foci at (0, 5) and (4, 0) vertices at (0, 25) and (16, 0) D. center at (0, 0) foci at (0, -5) and (0, 5) vertices at (0, -25), (0, 25)
Use a Venn diagram to answer the question.At East Zone University (EZU) there are 543 students taking College Algebra or Calculus. 343 are taking College Algebra, 244 are taking Calculus, and 44 are taking both College Algebra and Calculus. How many are taking Calculus but not Algebra?
A. 200 B. 255 C. 299 D. 499