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Questions in Grade College

[Done] What is the strength of the electric field 0.020 m from a $12 \mu C$ charge? (Use $k =8.99 \times 10^{\circ} N \frac{ m ^2}{ c ^2}$)

[Done] The graph of [tex]$f$[/tex] is translated a whole number of units horizontally and vertically to obtain the graph of [tex]$k$[/tex]. The function [tex]$f$[/tex] is defined by [tex]$f(x)-|x|$[/tex]. Write down the expression for [tex]$k(x)$[/tex]. [tex]$k(x)=\square$[/tex]

[Done] In your own words, define basal metabolic rate and list one situation/factor that can increase your BMR and one situation/factor that could reduce your BMR.

[Done] Select the correct answer. What is the solution to the problem expressed to the correct number of significant figures? [tex]$1511+(142 \times 16.5)=?$

[Done] To divide $x^3 y$ by $x^4 y$, first divide $y$ by $y$ to get $x^3 / x^4$. Which of these would you do next to solve? A. $x^{(3 \div 4)}$ B. $x^{(4-3)}$ C. $x^{(4 \cdot 3)}$ D. $x^{(3-4)}$

[Done] Why do you think intaglio printing was so commonly used, despite its difficulty?

[Done] 13. Find the domain of [tex]f(x)=\sqrt{4-x^2}[/tex]. A. [tex][-2,2)[/tex] B. [tex](-2,2][/tex] C. [tex](-2,2)[/tex] D. [tex][-2,2][/tex]. 14. Find the domain of [tex]f(x)=\frac{5}{x^2-9}[/tex]. A. [tex]R \{9\}[/tex] B. [tex]R \{-3,3\}[/tex] C. [tex]R \{3\}[/tex] D. [tex]R \{-9\}[/tex] 15. The domain of [tex]f(x)=x^2 \ln x[/tex] is A. [tex](-\infty, \infty)[/tex] B. [tex](1, \infty)[/tex] C. [tex](0,1)[/tex] D. [tex](0, \infty)[/tex]. 16. Find the domain of [tex]\sqrt{4-7 t}[/tex]. A. [tex][0, \infty)[/tex] B. [tex]\frac{7}{1}[/tex] C. [tex](-\infty, \frac{7}{4}][/tex] D. [tex][\frac{7}{4}, \infty)[/tex]. 17. Let [tex]f: R \rightarrow R[/tex] be defined by [tex]f(x)=\frac{5}{x^2-1}[/tex]. Find the domain of [tex]f[/tex]. A. [tex]R \{4\}[/tex] B. [tex]R \{2\}[/tex] C. [tex]R \{-4\}[/tex] D. [tex]R \{-2.2\}[/tex]. 18. Find the inverse [tex]g^{-1}(x)[/tex] of [tex]g(x)=\sqrt{x-3}[/tex] A. [tex](x-3)^2[/tex] B. [tex]x^2+3[/tex] C. [tex]x^2-3[/tex] D. [tex]\frac{1}{x-3}[/tex]. 19. The inverse of [tex]f(x)=2 x-1[/tex] is A. [tex]x-1[/tex] B. [tex]\frac{x+1}{2}[/tex] C. [tex]\frac{1}{x+2}[/tex] D. [tex]x^2[/tex]. 20. Find the inverse of [tex]f(x)=x^3-2[/tex]. A. [tex](x+2)^{\frac{1}{3}}[/tex] B. [tex](x-2)^{\frac{1}{3}}[/tex] C. [tex](x-2)[/tex] D. [tex](x+2)[/tex]. 21. If [tex]h(x)=\frac{x+1}{2 x-5}[/tex], find [tex]h^{-1}(0)[/tex]. A. 0 B. -1 C. 1 D. [tex]\frac{5}{2}[/tex].

[Done] What should you avoid wearing when using a ladder? A. Closed-toe shoes B. Gloves C. A hard hat with a chin strap D. Baggy clothing or long accessories

[Done] Which of the following expressions shows the number of 8 character passwords that can be formed using letters and digits if the password must begin with a letter? a. $21 \cdot 36^7$ b. $26: 36^7$ c. $26^5 \cdot 10^3$ d. $36^8

[Done] Which of the following statements describes a chassis ground circuit? A. Provides a precise ground control through a control module B. Provides a component with an isolated connection to battery negative C. Connects a component to ground through a metal chassis component D. Connects a component to ground through a control module