Due in an hour: let $m$ and $n$ be the solutions of the quadratic equation $4x^2 + 5x + 3 = 0$. find $(m + 7)(n + 7)$.

You purchase a new car for $17,000 and are able to acquire a loan because of your excellent credit score. how much is the total interest and insurance per month if you use the whome insurance company from question 3 for your insurance coverage and don't qualify for the safe driver discount? credit apr (%) excellent 5.90 good 6.35 average 6.85 fair 7.40 poor 8.15 (1 point) $95.39 $150.52 $142.64 $162.33

(! ) three cylinders have a height of 8 cm. cylinder 1 has a radius of 1 cm. cylinder 2 has a radius of 2 cm. cylinder 3 has a radius of 3 cm. find the volume of each cylinder

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.