3n^2/2 find the second term of the sequence

To complete your spring schedule, you must add calculus and physics. at 9: 30, there are three calculus sections and two physics sections; while at 11: 30, there are two calculus sections and three physics sections. how many ways can you complete your schedule if your only open periods are 9: 30 and 11: 30?

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7