Provide an appropriate response.88% of the Algebra I students passed the end-of-instruction test. If 220 students passed the test, there were 260 students in Algebra I.
A. True
B. False
Answer: B
Mathematics
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Provide an appropriate response.The curves y = ax2 + b and y = 2x2 + cx have a common tangent line at the point (-1, 0). Find a, b, and c.
A. a = 1, b = 0, c = 2 B. a = -1, b = 1, c = -2 C. a - 2, b = 1, c = -1 D. a = 1, b = -1, c = 2
Mathematics
Write an iterated integral for 
S = {(x, y, z): 0 ? x ? 5y, 0 ? y ? 3, 0 < z ? 9}
A. 
B. 
C. 
D. 
Mathematics
Factor completely. If the polynomial cannot be factored, write "prime."x2 - 4
A. (x2 + 2)(x2 - 2) B. (x + 2)(x - 2) C. (x + 4)(x - 4) D. (x - 2)2
Mathematics
Find the dot product of u and v.
?
?
A. 
78
B. 
81
C. 
80
D. 
79
E. 
82
Mathematics