You are given

(i) a 10-year 8% semiannual coupon bond is purchased at a discount of x.

(ii) a 10-year 9% semiannual coupon bond is purchased at a premium of y

(iii) a 10-year 10% semiannual coupon bond is purchased at a premium of 2x.

(iv) all bon.

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

Which of the following graphs could represent a quartic function?

If np3 /nc2 = 6, find the value of n