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Questions in Grade College

[Done] 8. Given [tex]g(x)=x^3[/tex] and [tex]h(x)=x+1[/tex], find [tex](g \circ h)(-2)[/tex]. A. 1 B. -1 C. 2 D. -2 9. If [tex]f(x)=x^2-1[/tex] and [tex]g(x)=\sqrt{x}+1[/tex]. Find [tex](f \circ g)(x)[/tex] A. [tex]x+2 \sqrt{x}[/tex] B. [tex]x^2[/tex] C. 2 D. [tex]\sqrt{x}-1[/tex]. 10. If [tex]f(x)=10 x-5[/tex] and [tex]g(x)=x+3[/tex], find [tex](f \circ g)(x)[/tex]. A. [tex]10 x+25[/tex] B. [tex]20 x-5[/tex] C. [tex]10 x-25[/tex] D. [tex]2 x-25[/tex]. 11. Given [tex]f(x)=3 x^2[/tex] and [tex]g(x)=1+2 x[/tex] with [tex]x \in R[/tex], then [tex](f \circ g)(0)[/tex] is A. 3 B. 0 C. 1 D. 2. 12. If [tex]f: X \rightarrow Y[/tex] is such that [tex]f(X)=Y[/tex], then [tex]f[/tex] is ? A. undefine B. onto C. bijective D. one-to-one

[Done] Once you complete your electrical apprenticeship, you will have gained all the skills and knowledge you will ever need to be successful on the job. A. True B. False

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

[Done] Simplify. Write your response in $a+b i$ form. $\frac{11-6 i}{-11 i}=$

[Done] Which of the following structures is found in the stomach? A. Microvilli B. Chyme C. Villi D. Rugae or folds

[Done] The "cash and carry" policy of the United States during World War II can best be described as: A. stopping the sale of arms among Axis countries. B. selling arms to countries at war in exchange for immediate payment. C. renting arms to American allies unable to pay up front. D. donating arms to Allied countries.

[Done] What is arête for the Greeks? Why is it important? How is it exemplified in Greek art and literature of the Aegean?

[Done] In Beginners, which scene best illustrates the idea of the "Desire of the m(O)ther?" A. The one where Oliver as a confusing dream about his mother. B. The one where Anna cradles Arthur like a baby. C. The one where Oliver says, "I'm Jewish, right?" D. The one where Oliver calls Anna "Mom" by mistake.

[Done] Suppose that a certain car has the following average operating and ownership costs: | | | | | :---------- | :---------- | :---- | | | | Total | | Operating | Ownership | | | $0.24 | $0.72 | $0.96 | a. If you drive 30,000 miles per year, what is the total annual expense for this car? b. If the total annual expense for this car is deposited at the end of each year into an IRA paying [tex]$8.2 \%$[/tex] compounded yearly, how much will be saved at the end of seven years? Use the formula [tex]$A=\frac{\left[\left(\frac{r}{n}\right)-1\right]}{\left(\frac{r}{n}\right)}$[/tex]. [tex]$P\left[\left(1+\frac{r}{n}\right)^{n t}-1\right]$[/tex] [tex]$\left(\frac{r}{n}\right)$[/tex] a. If you drive 30,000 miles per year, the total annual expense for this car is $ $\square$ (Round to the nearest dollar as needed.)

[Done] Which graph represents the function $y=5 \cdot\left(\frac{1}{3}\right)^x $?