Evaluate 4 - (3 + 2)2

a. 5

b. -9

c. -21

d. 1

After the seventh month of a 12-month loan: the numerator is: {(n + 11) + (n + 10) + (n + 9) + (n + 8) + (n + 7) + (n + 6) + (n + 5)} = , and the denominator is: {(n) + (n + 1) + + (n + 11)} = . therefore, the fraction is numerator/denominator (to the nearest tenth) = %

Find the multiplicative inverse of 8-12i

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup