Find the work done by the force field F(x, y) = x sin(y)i +yj on a particle that moves along the parabola y = x² from (1,1) to (2,4).
What will be an ideal response?
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Mathematics
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A solution is an acid if its pH is less than 7 and a base if its pH is greater than 7. The pH is defined by 
where [H+] is the concentration of hydrogen ions in the solution. Use this information to answer the question.A mixture has a pH of 9.8. Find the concentration of hydrogen ions [H+] in the mixture. Is the mixture an acid or a base?
A. 109.8, acid B. 10-9.8, base C. 109.8, base D. 10-9.8, acid
Mathematics
Solve the system by graphing.x - y = 4x + y = 12
A. {(8, 16)} B. {(8, 4)} C. {(4, 8)} D. {(16, 8)}
Mathematics
Find the square root. When necessary, round to nearest thousandth.
A. 1.737 B. 3.000 C. 1.732 D. 1.729
Mathematics
Determine which quadrant (I, II, III, or IV) the point is located in.(17, 20)
A. I B. II C. III D. IV
Mathematics