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Questions in Grade College

[Done] What are the $x$- and $y$-coordinates of point P on the directed line segment from $A$ to $B$ such that $P$ is $\frac{1}{3}$ the length of the line segment from $A$ to $B$? $x=\left(\frac{m}{m+n}\right)\left(x_2-x_1\right)+x_1$ $y=\left(\frac{m}{m+n}\right)\left(y_2-y_1\right)+y_1$ $A(1,5)$ $B(-5,-7)$

[Done] Simplify. Write your response in $a+b i$ form. $(11-8 i)(11+8 i) =$

[Done] Select the correct answer. Which of these tables represents a function? W. X. Y. Z. A. W B. $x$ C. $Y$ D. z

[Done] Give your answer in degrees: [tex]$\cos ^{-1}\left(\cos \left(\cos ^{-1}(90)\right)\right)$[/tex]

[Done] The equilibrium quantity of labor increases and the equilibrium wage decreases when: A. labor demand shifts to the left, if wages are flexible. B. labor supply shifts to the left, if wages are flexible. C. labor demand shifts to the right, if wages are flexible. D. labor supply shifts to the right, if wages are flexible.

[Done] What is the process that makes the peptide bonds of proteins available to digestive enzymes? A. Digestion B. Denaturation C. Peptidase D. Hydrolyzing

[Done] Solve each equation using simplification techniques. Round answers to two decimal places as necessary. $21-(-17 P)(20 P)=392$

[Done] Find the final amount of money in an account if $600 is deposited at 7.5% interest compounded semi-annually and the money is left for 5 years.

[Done] Solve $5 x-c=k$ for $x$. A. $x=\frac{k-c}{5}$ B. $x=\frac{k+c}{5}$ C. $x=5(k-c)$ D. $x=5(k+c)$

[Done] Photons of energy produced in the Sun's core reach Earth within eight minutes. True False