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Questions in Grade College

[Answered] Simplify: [tex]\begin{array}{l} \frac{6 m}{m-3}+\frac{m}{m+1} \\ \frac{[?] m^2+\quad m}{(m-3)(m+\quad)} \end{array}[/tex]

[Answered] Expressed powers are those that are A. specifically granted in the Constitution. B. held by both the federal government and the states. C. considered the basis for the "necessary and proper" clause. D. inferior compared to powers directly given by Congress.

[Answered] The oblique pyramid has a square base with an edge length of 5 cm. The height of the pyramid is 7 cm. What is the volume of the pyramid? A. $11 \frac{2}{3} cm^3$ B. $43 \frac{3}{4} cm^3$ C. $58 \frac{1}{3} cm^3$ D. $87 \frac{1}{2} cm^3

[Answered] What is the value of $a$ in the equation $5 a-10 b=45$, when $b=3$?

[Answered] Perform the indicated operations, and write the result in the form $a+b i$. (Simplify your answers completely.) $(\sqrt{2}-\sqrt{-2})(\sqrt{32}+\sqrt{-2})$

[Answered] What value of $k$ makes the statement true? $\begin{array}{l} x^k y^4\left(2 x^3+7 x^2 y^4\right)=2 x^4 y^4+7 x^3 y^8 \\ k=\square \end{array}$

[Answered] A master plan is devised for A. short-term goals. B. investments. C. long-range goals. D. emergencies.

[Answered] $8 \frac{1}{4}+2 \frac{1}{2}=$

[Answered] The initial tableau of a linear programming problem is given. Use the simplex method to solve the problem. [tex] \left[\begin{array}{rrrrrrr}x_1 & x_2 & s_1 & s_2 & s_3 & z & \\ 1 & 2 & 1 & 0 & 0 & 0 & 14 \\ 4 & 1 & 0 & 1 & 0 & 0 & 32 \\ 1 & 1 & 0 & 0 & 1 & 0 & 4 \\ \hline-4 & -3 & 0 & 0 & 0 & 1 & 0\end{array}\right] [/tex] The maximum is $\square$ when [tex]$x _1=$[/tex] $\square$ , [tex]$x_2=$[/tex] $\square$ , [tex]$s _1=$[/tex] $\square$ , [tex]$s _2=$[/tex] $\square$ , and [tex]$s _3=$[/tex] $\square$. (Type integers or simplified fractions.)

[Answered] Use the distributive property to solve the following: (a) [tex]$650 \times 267$[/tex] (b) [tex]$7,634 \times 123-7,634 \times 3$[/tex] (c) [tex]$456 \times 230$[/tex] (d) [tex]$625 \times 3+2 \times 25 \times 18$[/tex] (e) [tex]$34,645 \times 309-34,645 \times 9$[/tex]