Nico is saving money for his college education. He invest some money at 5%, and $1600 less then that amount at 3%. The investments produced a total of $136 interest in 1yr. How much did he invest at each rate?

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]

Identify the number as a rational or irrational.explain. 127

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how