6) Mario obtains a 30-year $90,000 mortgage from Sanger Bank. The interest rate is 7.5%
with a monthly payment of $629.10. How much of the first monthly payment goes
towards the principal?
a) $66.60
c) $202,500
b) $562.50
d) $168.75

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

Ineed i been stuck on this question since yesterday

Determine the function’s value when x = -1 a. g(-1)=-3 b. g(-1)=0 c. g(-1)=1 d. g(-1)=27