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Questions in Grade College

[Jawaban] Which statement best describes the function below? $f(x)=2 x^3+2 x^2-x$ A. It fails the vertical line test. B. It is a one-to-one function. C. It is a many-to-one function. D. It is not a function.

[Jawaban] \frac{14 m-80}{16 m^2}-\frac{9 n^2+1}{4 m-3 n}

[Jawaban] What is an individual with an eating disorder most likely to do? A. restrict food from fear of gaining weight B. limit control over the amount of food consumed C. perform moderate exercise to stay in shape D. stop consuming food after feeling full from a satisfying meal

[Jawaban] 49. If [tex]$x=x^4+1$[/tex] and [tex]$y=x^3+2$[/tex], find [tex]$\frac{d y}{d x}$[/tex]. A. 21 B. [tex]$3 t$[/tex] C. [tex]$\frac{3}{2}$[/tex] D. [tex]$\frac{34}{3}$[/tex] 50. [tex]$11 y=(3 x+8)^{19}$[/tex], obtain [tex]$y^{\prime}$[/tex] A. [tex]$(3 a r+8)^{13}$[/tex] B. [tex]$27(3 x+8)^{18}$[/tex] C. [tex]$57(3 x+8)$[/tex] D. [tex]$19(3,2+8)^{18}$[/tex] 51. Find [tex]$\frac{d g}{d x}$[/tex] if [tex]$y=\cos ^2 x+\sin ^2 x$[/tex]. A. [tex]$-2 \sin x \cos x$[/tex] B. 0 C. [tex]$2 \cos x+2 \sin x$[/tex] D. 52. Find [tex]$\frac{4 x}{4 x}$[/tex] it [tex]$4+y^2=x^4 \quad 4$[/tex]. A. [tex]$\frac{3 c^2}{-4}$[/tex], B. [tex]$\frac{3 x^2}{2 y-1}$[/tex] C. [tex]$\frac{3 x^2}{2 y^2+1}$[/tex] D. [tex]$\frac{3 x^2}{2 y+1}$[/tex] 53. Given [tex]$u(x)=3 x^2+\sin x$[/tex], find [tex]$y^{\prime \prime}(\theta)$[/tex]. A. 3 B , - 12 C. 6 D. 12 54. Given [tex]$y=6 x^{-5 x}$[/tex]. find [tex]$\frac{4}{4 x}$[/tex]. A. [tex]$6 x^{-5 x}(1-5 x)$[/tex] B. [tex]$x e^{-5 x}(5 x$[/tex] 1) C. [tex]$5^{5 x}$[/tex] D. [tex]$6 e^{-k x}(1+5 x)$[/tex] 55. Find the derivative of [tex]$y=\frac{x^2-1}{2 x+1}$[/tex] at [tex]$x=0$[/tex]. A. [tex]$\frac{1}{4}$[/tex] B. [tex]$\frac{1}{3}$[/tex] C. [tex]$\frac{1}{2}$[/tex] D. 2 56. Find the derivative of [tex]$y=\ln \left(x^3\right)+\sin x$[/tex] A. [tex]$\frac{3}{x}+\cos x$[/tex] B. [tex]$\frac{1}{x}+\cos x$[/tex] [tex]$2 x+\cos x$[/tex] D. [tex]$\sin x$[/tex]

[Jawaban] Find \(\frac{1}{2} C\). \(C=\left[\begin{array}{ll} 12 & -20 \\ 36 & -52 \end{array}\right]\)

[Jawaban] This “netiquette” rule for electronic communications on the network requires that official correspondence be kept in your organization’s approved file structure. It also states that organizations dictate how e-mails in their mailbox should be handled. This statement BEST summarizes which of the following rules that govern the use of modern communication? A. Keep your e-mail under control B. Use proper format for official e-mail C. Use of organizational e-mail accounts

[Jawaban] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Jawaban] Before people can take part in an election in the United States, they must A. pass a written test about the Constitution. B. register with their states to vote. C. prove that they own property. D. demonstrate the ability to speak proper English.

[Jawaban] Describe the effect an increase in $n$, the number of payment periods, has on the monthly payment $P$ in the formula [tex]$P=P V \frac{1}{1-(1+i)^{-4}}$[/tex] A. An increase in $n$, the number of payment periods, will not change $P$, the monthly payment. B. An increase in $n$, the number of payment periods, will create an increase in $P$, the monthly payment C. An increase in $n$, the number of payment periods, will create a decrease in $P$, the monthly payment D. An increase in $n$, the number of payment periods, can increase or decrease $P$, the monthly payment, depending on the value of PV.

[Jawaban] ¿Qué número multiplicado por 28 da 3 444?