Graph the linear equation.y = 3x
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Graph the function f(x) over the given interval. Partition the interval into 4 subintervals of equal length. Then add to your sketch the rectangles associated with the Riemann sum 
, using the indicated point in the kth subinterval for ck.f(x) = cos x + 1, [0, 2?], left-hand endpoint
A. 
B. 
C. 
D. 
Mathematics
Divide. Be sure your answer is simplified.
÷ - 
A. - 
B. - 
C. 
D. 
Mathematics
Solve the inequality by the test-point method. Write the solution in interval notation.x2 - 14x + 36 ? 0
A. (-?, 7 - 
] ? [7 + 
, ?)
B. [7 - 
, 7 + 
]
C. (-?, 7 - 
) ? (7 + 
, ?)
D. (-?, -
] ? [
, ?)
Mathematics
Factor the expression completely. If the polynomial is prime, state this as your answer.9x2 - 1
A. (3x + 1)2 B. (3x - 1)(3x + 1) C. prime D. (3x - 1)2
Mathematics