Imuch should be invested at a fixed rate of 9% p.
a. compounded interest id you wish it to amount to k2 after 4 years with interest paid monthly

the answer is (-8,-5)

step-by-step explanation:

the endpoint to midpoint is half the length. the length is (-2,-1) so when you are at the midpoint just add it to it to find your answer -6+(-2)= -8 and -4+(-1)=-5 so (-8,-5)