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Questions in Grade College

[Jawaban] Find the x-intercept and y-intercept of the following linear equation: [tex]$-7 x+4 y=56$[/tex] x-intercept (?, ?) y-intercept (?, ?)

[Jawaban] Choose the correct answer. Which table represents the equation [tex]y=-2 x+17[/tex]? A. | x | y | | --- | --- | | 8 | 13 | | 10 | 12 | | 12 | 11 | | 14 | 10 | | 16 | 9 | B. | x | y | | --- | --- | | 2 | 18 | | 4 | 19 | | 6 | 20 | | 8 | 21 | | 10 | 22 | C. | x | y | | --- | --- | | 2 | 21 | | 4 | 25 | | 6 | 29 | | 8 | 33 | | 10 | 37 | D. | x | y | | --- | --- | | 8 | 1 | | 9 | -1 | | 10 | -3 | | 11 | -5 | | 12 | -7 |

[Jawaban] Which of the following is a negative consequence of scientific advancements on society? a. increased life expectancy b. increased pollution c. new energy resources d. all of the above

[Jawaban] A refrigerant leak into a confined space is a serious safety issue due to what reason? A. Most refrigerants are flammable B. Most refrigerants are toxic C. Frostbite could occur D. Oxygen will be displaced

[Jawaban] Find the slope of the line passing through the points given in the table. | x | y | | --- | ----- | | 4 | 3 | | 9 | -9.5 | | 14 | -22 | | 19 | -34.5 |

[Jawaban] Multiply the expressions. [tex]\frac{3 x^2+2 x-21}{-2 x^2-2 x+12} \cdot \frac{2 x^2+25 x+63}{6 x^2+7 x-49}[/tex] If [tex]$a=1$[/tex], find the values of [tex]$b, c$[/tex], and [tex]$d$[/tex] that make the given expression equivalent to the expression below. [tex]\frac{a x+b}{c x+d}[/tex] [tex]$b=\square, c=\square, \text { and } d=\square$[/tex]

[Jawaban] Are composed of dense regular connective tissue that connect one bone to another. A. Tendons B. Ligaments

[Jawaban] In radian measure, the angles of a 45-45-90 triangle are: A. $\frac{\pi}{8}, \frac{\pi}{8}, \frac{\pi}{2}$ B. $\frac{\pi}{4}, \frac{\pi}{4}, \frac{\pi}{2}$ C. $\frac{\pi}{3}, \frac{\pi}{3}, \frac{\pi}{2}$ D. $\frac{\pi}{6}, \frac{\pi}{6}, \frac{\pi}{2}$

[Jawaban] Select the correct choice that completes the sentence below. The expression $\frac{f(x+h)-f(x)}{h}$ is called the $\square$ of f. A. correspondence B. image C. radicand D. difference quotient

[Jawaban] 13. Find the domain of [tex]f(x)=\sqrt{4-x^2}[/tex]. A. (-2,2) B. [-2,2] C. (-2,2) D. [-2,2] 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, x)[/tex]. 16. Find the domain of [tex]\sqrt{4-7 t}[/tex]. A. [tex][0, \infty)[/tex] B. [tex]\frac{7}{4}[/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].