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Questions in Grade College

[Done] what are advantage and disadvantage of these circuit ? help me please ​

[Done] Find the distance between the points $(9,-6)$ and $(-4,7)$. A) $13 \sqrt{2}$ B) $3 \sqrt{39}$ C) $2 \sqrt{85}$ D) $3 \sqrt{39}$

[Done] Mention any four traditional methods of preserving food.

[Done] Which one of the following methods is used to cook pilaf (pilau) rice? A. Braising. B. Stir frying. C. Steaming. D. Stewing.

[Done] The members of the drama club have 100 tickets to sell to the school play. Students pay $5 per ticket, and nonstudents pay $10 per ticket. The drama club needs to collect at least $800 in total ticket sales. The system of inequalities represents the number of student tickets, $s$, and the number of nonstudent tickets, $n$, the members must sell. What is the maximum number of student tickets that can be sold if the drama club meets its sales goal? [tex] \begin{array}{r} s+n \leq 100 \\ 5 s+10 n \geq 800 \end{array} [/tex] A. 40 B. 60 C. 80 D. 100

[Done] Solve $58-10 x \leq 20+9 x$ A. $x \leq-2$ B. $x \geq 2$ C. $x \leq 2$ D. $x \geq-2$

[Done] Solve for $x$ in the equation $x^2+4 x-4=8$

[Done] Which is an exponential decay function? [tex]f(x)=\frac{3}{4}\left(\frac{7}{4}\right)^x[/tex] [tex]f(x)=\frac{2}{3}\left(\frac{4}{5}\right)^{-x}[/tex] [tex]f(x)=\frac{3}{2}\left(\frac{8}{7}\right)^{-x}[/tex] [tex]f(x)=\frac{1}{3}\left(-\frac{9}{2}\right)^x[/tex]

[Done] Which of the following is not a step involved in critical thinking? a. asking questions b. assessing validity c. writing a summary. d. adjusting conclusions

[Done] Find a general form of an equation of the line through the point [tex]$A$[/tex] that satisfies the given condition. [tex]$A(-2,5) ; \quad \text { slope } \frac{1}{2}$[/tex]