Graph the function.y = 
tan x
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Use a finite sum to estimate the average value of the function on the given interval by partitioning the interval and evaluating the function at the midpoints of the subintervals.f(x) = 7
x on [1, 7] divided into 3 subintervals
A. 588 B. 98 C. 196 D. 392
Mathematics
Subtract the fractions. Write the answer in lowest terms.
A. 
B. 
C. 
D. 
Mathematics
Determine if the function is concave up or concave down in the first quadrant.y = x0.8
A. Concave down B. Concave up
Mathematics
Solve the equation.x2 + 8x + 7 = 0
A. {-7, 1} B. {-7} C. {7, -1} D. {-7, -1}
Mathematics