Find the missing coordinate to complete the ordered pair.9x + 2y = 16
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Sketch the surface z = f(x,y).f(x, y) = x2
A. 
B. 
C. 
D. 
Mathematics
Find the values of x for which the given function is concave up, the values of x for which the function is concave down, and any points of inflection.y = -2x2 - 4x - 5
A. Concave up for all x, no points of inflection B. Concave down for all x, no points of inflection C. Concave down for x < -1, concave up for x > -1, point of inflection at (-1, -3) D. Concave up for x < -1, concave down for x > -1, point of inflection at (-1, -3)
Mathematics
Find the average value of the function over the given interval.f(x) = 10 - x on [0, 10]
A. 500 B. 10 C. 50 D. 5
Mathematics
Solve the equation.|7x + 5| + 3 = 5
A. {
, 1}
B. {- 
, - 
}
C. {- 
, - 1}
D. no solution
Mathematics