Choose the correct simplification of x to the 12th power times z to the 11th power all over x to the 2nd power times z to the 4th power.

x^10z^7
x^14z^15
1 over x^10z^7
1 over x^14z^15

The ratio pv to nrt is plotted against pressure for ch4 at 0°c and 200°c. why does the curve for 0°c drop below the horizontal line for an ideal gas whereas the curve for 200°c does not?

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.