Questions in Grade College

Questions in Grade College

[Jawaban] If the altitude of an isosceles right triangle has a length of x units, what is the length of one leg of the large right triangle in terms of [tex]$x$[/tex]? A. [tex]$x$[/tex] units B. [tex]$x \sqrt{2}$[/tex] units C. [tex]$x \sqrt{3}$[/tex] units D. [tex]$2 x$[/tex] units

[Jawaban] Which formula equation shows a reversible reaction? [tex]2 Na + F _2 \rightarrow 2 NaF[/tex] [tex]CaCO _3 \rightarrow CaO + CO _2[/tex] [tex]NH _4 Cl ( s ) \leftrightarrow NH _3(g)+ HCl ( g )[/tex] [tex]2 H _2 O _2( aq ) \xrightarrow{ Br } 2 H _2 O ( l )+ O _2(g)[/tex]

[Jawaban] Use the Comparison Test to determine whether the series converges. [tex]\sum_{n=1}^{\infty} \frac{\sin ^2(n)}{n^2}[/tex] Identify [tex]b_n[/tex], the series to be used for comparison, and identify the relationship between [tex]a_n[/tex] and [tex]b_n[/tex]. [tex]\begin{array}{l} a_n=\frac{\sin ^2(n)}{n^2} \ b_n=\square \ a_n ? \vee b_n \end{array}[/tex] Since [tex]\sum b_n[/tex] is [$\square$] --Select--and [tex]a_n[/tex] [$\square$] ? [tex]b_n[/tex] for all [tex]n[/tex], [$\square$] --Select--.

[Jawaban] A triangle has an area of $29.7 cm^2$ and a base of 13.5 cm. Use the formula $A=\frac{1}{2} b h$ to find the height. A. $h=4.2 cm$ B. $h=4.7 cm$ C. $h=4.1 cm$ D. $h=4.4 cm$

[Jawaban] What's the main idea of rice for Thanksgiving?

[Jawaban] Type the correct answer in the box. Some fertilizer blends contain magnesium nitrate $\left( Mg _{\left( NO _3\right)_2}\right)$. Suppose that a chemist has 1.24 liters of a 2.13 M solution of magnesium nitrate. If the chemist dilutes the solution to 1.60 M, what is the volume of the new solution? Express your answer to three significant figures. The volume of the new solution is $\square$ liters.

[Jawaban] What is one requirement for applying for US citizenship? A. family living in the US B. employment with a US company C. sponsorship from a current citizen D. the ability to speak, write, and read English

[Jawaban] The base of a triangle is 21 inches and the height is 12 inches. Which of these expressions correctly shows how to calculate the area of a triangle? $(21+12) \div 2$ $(21 \times 12) \times 2$ $(21 \times 12) \div 2$ $(21+12) \times 2$

[Jawaban] Psychologists are most likely to doubt that chimpanzees have the capacity to: A. transmit cultural innovations to their offspring. B. communicate with gestures. C. use complex grammar. D. form concepts.

[Jawaban] The table shows the costs of items Anna purchased at an art supply store. What was the total cost of the items that Anna purchased?