Evaluate the polynomial.x2 + y2 - z2 for x = 1, y= 3, and z = 3
A. 9
B. 19
C. 1
D. 10
Answer: C
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Solve the problem.The distance d in miles that can be seen on the surface of the ocean is given by 
where h is the height in feet above the surface. How high (to the nearest foot) would a platform have to be to see a distance of 
A. 435 ft B. 103 ft C. 106 ft D. 272 ft
Solve the problem.The volume of a sphere is 3x2 + 21x. The volume of a smaller sphere is 18x + 126. Find an expression, in factored form, for the difference of the volumes of the two spheres.
A. 3(x - 7)(x + 6) B. (3x + 7)(x - 6) C. (x + 7)(3x - 18) D. 3(x + 7)(x - 6)
Find the perimeter of (the distance around) the figure.
A. 665 ft B. 16,900 ft C. 780 ft D. 650 ft
A customer at Cavallaro's Fruit Stand picks a sample of 4 oranges at random from a crate containing 40 oranges, of which 6 are rotten. What is the probability that the sample contains 1 or more rotten oranges? Round your answer to the nearest thousandth, if necessary.
The probability is __________.