Questions in Grade College

Questions in Grade College

[Jawaban] Consider this reaction: $KOH + HBr \rightarrow KBr + H _2 O$ Which statement is most likely true about HBr? A. It turns blue litmus red. B. It reacts with carbon dioxide to form a carbonate. C. It feels slippery.

[Jawaban] Which of the following describes the transformation of $g(x)=3(2)^{-x}+2$ from the parent function $f(x)=2^x$? A. reflect across the $x$-axis, stretch the graph vertically by a factor of 3, shift 2 units up B. reflect across the $y$-axis, stretch the graph vertically by a factor of 2, shift 3 units up C. reflect across the $x$-axis, stretch the graph vertically by a factor of 2, shift 3 units up D. reflect across the $y$-axis, stretch the graph vertically by a factor of 3, shift 2 units up

[Jawaban] Select the correct answer. Which statement is true about this radical function? [tex]$f(x)=-\sqrt{x+6}$[/tex] A. As [tex]$x$[/tex] approaches positive infinity, [tex]$f(x)$[/tex] approaches positive infinity. B. As [tex]$x$[/tex] approaches negative infinity, [tex]$f(x)$[/tex] approaches positive infinity. C. As [tex]$x$[/tex] approaches positive infinity, [tex]$f(x)$[/tex] approaches negative infinity. D. As [tex]$x$[/tex] approaches negative infinity, [tex]$f(x)$[/tex] approaches negative infinity.

[Jawaban] Which of the following measurements are not equivalent? [tex]$25 mg =0.025 g$[/tex] [tex]$183 L=0.183 kL$[/tex] [tex]$150 ms=0.150 s$[/tex] [tex]$84 cm=8.4 mm$[/tex] [tex]$24 dL =2.4 L$[/tex]

[Jawaban] A rectangular prism has side lengths of $2 \sqrt{6} cm, \sqrt{2} cm$, and $2 \sqrt{3} cm$. Without using a calculator, put these side lengths in order from greatest to least. (Hint: consider the value of each radicand and what taking the square root does to each value.) Drag each tile to the correct box. Tiles $2 \sqrt{6} cm$ $\sqrt{2} cm$ $2 \sqrt{3} cm$ Sequence $\square$ $\square > \square$

[Jawaban] Private security companies complement public law enforcement in the U.S. True or False

[Jawaban] What additional feature does tagging an entire group offer in Yammer? A. Muting notifications for group members B. Automatically archiving the conversation C. Inviting external experts to join D. Hiding the conversation from others

[Jawaban] Which released by the breakdown of CFCs in the atmosphere is responsible for the destruction of the ozone layer? A. Fluorocarbonate B. Carbon monoxide C. Carbon fluoroxide D. None of these is correct E. Catalytic fluoroxide

[Jawaban] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Jawaban] Now, using the information about the breakfasts that some students have in the morning, find the ratio of students who ate cereal to those who ate yoghurt. Give your answer in its simplest form. | | Porridge | Cereal | Toast | Yoghurt | Total | | --------- | -------- | ------ | ----- | ------- | ----- | | Class A | 6 | 13 | 4 | 6 | 29 | | Class B | 2 | 8 | 7 | 11 | 28 | | Class C | 4 | 6 | 6 | 7 | 23 | | Total | 12 | 27 | 17 | 24 | 80 |