Determine whether the system is consistent or inconsistent and whether the equations are dependent or independent.6 = 6x + 7y-21y - 18x = -18
A. Consistent; dependent
B. Inconsistent; independent
C. Consistent; independent
D. Inconsistent; dependent
Answer: A
Mathematics
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Subtract. Check by adding.
A. 147 B. 4147 C. 4123 D. 4143
Mathematics
Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = x2 + 6x - 6
A. (-3, -33) B. (-3, -15) C. (6, 66) D. (3, 21)
Mathematics
Approximate the area under the curve and above the x-axis using n rectangles. Let the height of each rectangle be given by the value of the function at the right side of the rectangle.f(x) = 2x2 + x + 3 from x = 0 to x = 6; n = 6
A. 211 B. 221 C. 230 D. 200
Mathematics
Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = 
, g(x) = x2
A. Yes, yes B. Yes, no C. No, yes D. No, no
Mathematics