Let x represent the number. Write the English phrase as an algebraic expression.Ten times a number, decreased by 67.
A. 10(x + 67)
B. 10x - 67
C. 10(x - 67)
D. 10x + 67
Answer: B
Mathematics
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Find the volume under the surface z = f(x,y) and above the rectangle with the given boundaries.z = 8x + 4y + 7; R = {(x, y): 0 ? x ? 1, 1 ? y ? 3}
A. 28 B. 38 C. 26 D. 36
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Find the length of the curve.y = (4 - x2/3) 3/2 from x = 1 to x = 8
A. 6 B. 12 C. 18 D. 9
Mathematics
Write the first five terms of the geometric sequence with the given information.The first term is 4 and the common ratio is 3.
A. 12, 36, 108, 324, 972 B. 4, 7, 10, 13, 16 C. 4, 12, 36, 108, 324 D. 3, 12, 48, 192, 768
Mathematics
Write the expression in the form bi, where b is a real number.
A. -
B. 
i
C. 7
D. 
i
Mathematics