compare your absorbance spectrum sketch with a hroup that chose a differernt solution would you use the same wavelength of light to do spectroscopy experiments with differernt colored solutions

6n^2-7n-75=0 solve by quadratic formula

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.

Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.