Questions in mathematics

Questions in mathematics

📝 Answered - Determine whether the statement is true or false. 1. The complement of an angle that measures [tex]$63^{\circ}$[/tex] has a measure equal to [tex]$127^{\circ}$[/tex]. 2. The supplement of an angle that measures [tex]$100^{\circ}$[/tex] has a measure equal to [tex]$180^{\circ}$[/tex]. 3. The measures of vertical angles are congruent. 4. Two angles forming a linear pair must be complementary. 5. Vertical angles are formed by two intersecting lines.

📝 Answered - Which ordered pairs make both inequalities true? Check all that apply. (-2,2) (0,0) (1,1) (1,3) (2,2)

📝 Answered - Fill in the blanks to complete the fundamental identities. $\tan \theta=\frac{1}{\square}=\frac{\sin \theta}{\square}$

📝 Answered - Write $12 \sqrt{8}$ in simple radical form.

📝 Answered - How many centimeters are in 0.0065 meters? 0. 0065 m=[?] cm Enter your answer in standard form.

📝 Answered - Indicate which of the following relationships are true and which are false: a. [tex]$Z ^{+} \subseteq Q$[/tex] b. [tex]$R ^{-} \subseteq Q$[/tex] c. [tex]$Q \subseteq Z$[/tex] d. [tex]$Z ^{-} \cup Z ^{+}= Z$[/tex] e. [tex]$Z ^{-} \cap Z ^{+}=\emptyset$[/tex] f. [tex]$Q \cap R = Q$[/tex] g. [tex]$Q \cup Z = Q$[/tex] h. [tex]$Z ^{+} \cap R = Z ^{+}$[/tex] i. [tex]$Z \cup Q=Z$[/tex]

📝 Answered - Work out the value of [tex]$q$[/tex] when [tex]$q=\frac{3 r}{4}+1$[/tex] and [tex]$r=8$[/tex]

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

📝 Answered - Ahmed has five more CDs than one-half the number of CDs Julia has. In this situation, what does [tex]$\frac{1}{2} c+5$[/tex] represent? A. the number of CDs Ahmed has B. the number of CDs Julia has C. the number of CDs Ahmed has more than Julia D. the number of CDs Ahmed and Julia have altogether

📝 Answered - $\begin{array}{l} f(x)=\left(\frac{2}{5}\right)^x \\ g(x)=\left(\frac{2}{5}\right)^x-3 \end{array}$ Which statement about $f(x)$ and its translation, $g(x)$, is true? A. The range of $g(x)$ is, ${y \mid y>0}$ and the range of $f(x)$ is ${y \mid y>-3}$. B. The range of $g(x)$ is, ${y \mid y>3}$ and the range of $f(x)$ is ${y \mid y>0}$. C. The asymptote of $g(x)$ is the asymptote of $f(x)$ shifted three units down. D. The asymptote of $g(x)$ is the asymptote of $f(x)$ shifted three units up.