Determine if the equation is linear.2x + 7 = 2
A. Linear
B. Not linear
Answer: A
Mathematics
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Find the derivative of y with respect to the appropriate variable.y = 6 ln x + 
sech-1 x
A. 6 ln x - sech-1 x
B. 
- 
C. 
- 
D. 
- 
Mathematics
Find the values of x for which the geometric series converges.
A. 0 < x < 
B. 0 < x < 1
C. - 
< x < 
D. - 1 < x < 0
Mathematics
Solve the problem.Estimate the answer by rounding each number to the nearest hundred.871 - 224
A. 600 B. 700 C. 647 D. 1100
Mathematics
Graph the pair of parametric equations with the aid of a graphing calculator.x = 5 tan t, y = 3 sec t; -?/2 ? t ? ?/2 
A. 
B. 
C. 
D. 
Mathematics