Questions in Grade College

Questions in Grade College

[Done] What term describes liquid refrigerant returning to the compressor? A. Migration B. Overloading C. Floodback D. Washing

[Done] Evaluate $\lim _{x \rightarrow 0} \frac{\ln (1-x)}{e^x-1}=$

[Done] A coin is tossed 2 times. What is the probability of getting all heads? Express your answer as a fraction or a decimal number rounded to three decimal places, if necessary.

[Done] Seatbelts should be worn by everyone in the vehicle, without exception. TRUE FALSE Drivers can smoke while transporting passengers if the ride is longer than 10 miles. TRUE FALSE

[Done] The point-slope form of the equation of the line that passes through $(-5,-1)$ and $(10,-7)$ is $y+7=-\frac{2}{5}(x-10)$. What is the standard form of the equation for this line? A. $2 x-5 y=-15$ B. $2 x-5 y=-17$ C. $2 x+5 y=-15$ D. $2 x+5 y=-17$

[Done] Consider the reaction: [tex]2 SO_2(g)+O_2(g) \longleftrightarrow 2 SO_3(g)[/tex] When does the given chemical system reach dynamic equilibrium? A. When the rate of the forward reaction is higher that the rate of the reverse reaction B. When the concentration of the reactants is high than the concentration of the products C. When the rates of the forward and reverse reactions are equal

[Done] Find the value of the expression: [tex]$2.73^{13} \div 2.73^{12}$[/tex]

[Done] \begin{array}{l} \frac{2 x}{3}+y=16 \\ x+\frac{y}{4}=14 \end{array}

[Done] What is $p^2-20 p+51$ in factored form?

[Done] In the table below, we are given two annuity plans, A and B, and the amount invested into each plan every month. Given this information, determine which of the two investments is an ordinary annuity, and the amount invested over a 12 month period. | | Jan. | Feb. | Mar. | Apr. | May | Jun. | Jul | Aug | Sept. | Oct. | Nov. | Dec. | | :---- | :--- | :--- | :--- | :--- | :--- | :--- | :-: | :-: | :---- | :--- | :--- | :--- | | A | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | | | B | | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | A. Investment A is an ordinary annuity with an annual contribution of $1,100 B. Investment A is an ordinary annuity with an annual contribution of $100 C. Investment B is an ordinary annuity with an annual contribution of $1,100 D. Investment B is an ordinary annuity with an annual contribution of $100