Questions in Grade College

Questions in Grade College

[Done] Factor. [tex]25 b^2+29 b+9[/tex]

[Done] Which acids have hydro- as part of their name? H₂SO₃ HBr HClO₂ HF HNO₃

[Done] What is the biggest effect that electing so many public officials has on voters? A. Voters don't vote on some positions. B. Voters rely on party labels. C. Media endorsements play a large role. D. Interest groups play a bigger role.

[Done] Use a graphing calculator to approximate the vertex of the graph of the parabola defined by the following equation: [tex]$y=-2 x^2+7 x+4$[/tex] a. [tex]$(1.75,-2.125)$[/tex] b. [tex]$(1.75,4)$[/tex] c. [tex]$(1.75,10.125)$[/tex] d. [tex]$(-1.75,10.125)$[/tex] Please select the best answer from the choices provided

[Done] What is your profession? Select all that apply: A. Physician B. Registered Nurse (RN) C. Occupational Therapist (OT)

[Done] What are the $x$- and $y$-coordinates of point P on the directed line segment from $A$ to $B$ such that $P$ is $\frac{2}{3}$ the length of the line segment from $A$ to $B$? [tex]x=\left(\frac{m}{m+n}\right)\left(x_2-x_1\right)+x_1[/tex] [tex]v=\left(\frac{m}{m+n}\right)\left(v_2-v_1\right)+v_1[/tex] $A(2,-1)$ $B(4,-3)$ A. $(-1,2)$ B. $(3,-2)$

[Done] Consider the chemical equilibrium of a soap that is present in its aqueous solution. [tex]\begin{array}{c} C_{17} H_{35} COONa(aq) \\ \text { sodium stearate (soap) } \end{array} \Leftrightarrow C_{17} H_{35} COO^{-}(aq)+Na^{+}(aq)+\begin{array}{l} \text { stearate ion } \end{array}[/tex] What will happen if a large quantity of NaCl is added to the aqueous solution? A. The equilibrium will shift to the right, favoring the dissociation of soap in aqueous solution. B. The equilibrium will shift to the left to such an extent that it leads to the precipitation of solid soap. C. The equilibrium will not be affected by the addition of NaCl to the solution. D. The equilibrium will be permanently destroyed by the addition of NaCl.

[Done] Simplify the expression: $-(x^2)^3 \cdot x^3$

[Done] If $f(x)$ and its inverse function, $f^{-1}(x)$, are both plotted on the same coordinate plane, where is their point of intersection? A. $(0,6)$ B. $(1,4)$ C. $(2,2)$ D. $(3,0)

[Done] What is the range of the function $f(x)=-2\left(6^x\right)+3$? A. $(-\infty,-2]$ B. $(-\infty, 3)$ C. $[-2, \infty)$ D. $[3, \infty)$