Subtract.(4x2 + 6x - 6) + (5x2 - 10x + 10)
A. 9x2 - 4x + 16
B. 9x2 + 4x + 4
C. 9x2 - 4x + 4
D. 9x2 - 16x + 4
Answer: C
Mathematics
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Find fx, fy, and fz.f(x, y, z) = x2y + y2z + xz2
A. fx = 2xy + z2; fy = x2 + yz; fz = y2 + xz B. fx = 2xy; fy = x2 + 2yz; fz = y2 + 2xz C. fx = 2xy + z2; fy = x2 + 2yz; fz = y2 + 2xz D. fx = 2y + z2; fy = x2 + 2z; fz = y2 + 2x
Mathematics
Evaluate the integral.
A. 3
B. - 
C. - 1
D. 
Mathematics
Divide
Divide 25 /73è by 5 /-73è a. 25 /0è b. 5 /-146è c. 25 /-146è d. 5 /0è e. 5 /146è
Mathematics
Graph the function. Use the graph to find any relative maxima or minima.f(x) = -x2 + 6x - 7
A. Relative maximum of 2 at x = 3 B. Relative minimum of 2 at x = 3 C. No relative extrema D. Relative maximum of 3 at x = 2
Mathematics