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Questions in Grade College

[Answered] Magnesium is an example of a(an) A. alkali metal. B. transition metal. C. halogen. D. noble gas. E. alkaline earth.

[Answered] If [tex]f(x)=x^4-x^3+x^2[/tex] and [tex]g(x)=-x^2[/tex], where [tex]x \neq 0[/tex], what is [tex](f / g)(x)[/tex]? A. [tex]x^2-x+1[/tex] B. [tex]x^2+x+1[/tex] C. [tex]-x^2+x-1[/tex] D. [tex]-x^2-x-1[/tex]

[Answered] Why could we consider Macbeth a tragic hero? A. He becomes a powerful king. B. He commits murder to get what he wants. C. He has to overcome much pain and sorrow. D. His tragic flaw helps to cause his downfall.

[Answered] Who sits on a joint committee? A. members of two government branches B. leaders of both parties in the House C. members of both houses of Congress D. leaders of the Senate majority party

[Answered] 21. If [tex]\cos q = x[/tex] and [tex]\sin 60^{\circ}= x +0.5,0^{\circ}\ \textless \ q \ \textless \ 90^{\circ}[/tex] find correct to the nearest degree the value of q. (a) [tex]66^{\circ}[/tex] (b) [tex]67^0[/tex] (c) [tex]68^0[/tex] (d) [tex]69^{\circ}[/tex] The table shows the ages of students in a club. Use it to answer questions 22 and 23.

[Answered] Hint: Density of water $=62.4 lb / ft ^3$. $W=[?] ft-lb$ Round your answer to the nearest whole number.

[Answered] Select the correct answer. Which statement is true about this equation? [tex]$-9(x+3)+12=-3(2 x+5)-3 x$[/tex] A. The equation has one solution, [tex]$x=1$[/tex]. B. The equation has one solution, [tex]$x=0$[/tex]. C. The equation has no solution. D. The equation has infinitely many solutions.

[Answered] Select the correct row in the table. Which row of the table reveals the $y$-intercept of function $f$? | x | f(x) | | --- | ------------- | | -1 | $2 \frac{2}{3}$ | | 0 | 2 | | 1 | 0 | | 2 | -6 | | 3 | -24 |

[Answered] At a high school, students can choose between three art electives, four history electives, and five computer electives. Each student can choose two electives. Which expression represents the probability that a student chooses an art elective and a history elective? $\frac{{ }_7 C_2}{{ }_{12} C_2}$ $\frac{{ }_7 P _2}{{ }_{12} P _2}$ $\frac{\left({ }_3 C_1\right)\left({ }_4 C_1\right)}{{ }_{12} C_2}$ $\frac{\left({ }_3 P_1\right)\left({ }_4 P_1\right)}{12 P_2}$

[Answered] Select the correct answer. Object A attracts object B with a gravitational force of 10 newtons from a given distance. If the distance between the two objects is doubled, what is the new force of attraction between them? A. 2.5 newtons B. 5 newtons C. 20 newtons D. 100 newtons