Write the word statement in symbols.Five is equal to seven minus two.
A. 7 = 5 - 2
B. 5 = 7 - 2
C. 5 - 7 < 2
D. 7 < 5 + 2
Answer: B
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Evaluate the integral.
A. +4i + 
j + 40k
B. -4i - 
j - 40k
C. -4i - 
j + 40k
D. -4i + 
j + 40k
Find the center and radius of the circle.(x + 8)2 + (y + 5)2 = 121
A. Center: (-8, -5); radius: 11 B. Center: (-5, -8); radius: 121 C. Center: (8, 5); radius: 11 D. Center: (5, 8); radius: 121
Represent the system of linear equations in the form AX = B and solve by finding A-1 and using X = A-1B. y + z = 7,3x - z = 5, 2x + y + 3z = 4
What will be an ideal response?
Find a) the mean, 
, of the data, b) the deviation from the mean for each data item, and c) the sum of the deviations. 44, 44, 46, 49, 49, 49, 50, 51, 54, 54
A. a) mean: 50, b) deviations: 5, 5, 3, 0, 0, 0, 1, 2, 5, 5, c) sum: 0 B. a) mean: 50, b) deviations: 5, 5, 3, 0, 0, 0, 1, 2, 5, 5, c) sum: 26 C. a) mean: 49, b) deviations: -5, -5, -3, 0, 0, 0, 1, 2, 5, 5, c) sum: 26 D. a) mean: 49, b) deviations: -5, -5, -3, 0, 0, 0, 1, 2, 5, 5, c) sum: 0