Assignment 7 & 8

Assignment 7

Answer No.1

a. The zeros are where the graph crosses or hits the x- axis that is they are - 2 and 1.

b. The turning points are where the function changes its direction that is they are at - 2 and 0.

c. The function decreases towards the right and the function increases towards the left.

Answer No. 2

The semi-annual rate is 0.09 /2 = 0.045.

And the numbers of periods are 16

The formula is:

FV = PV (1 + r) ^ t

FV = 2350 (1 + 0.045) ^ 16

FV = $ 4752.57

Answer No. 3

a. The base of the exponent is the ...