Questions in Grade College

Questions in Grade College

[Done] Four circles, each with a radius of 2 inches, are removed from a square. What is the remaining area of the square? A. $(16-4 \pi)$ in. $^2$ B. $(16-\pi)$ in $^2$ C. $(64-16 \pi)$ in. $^2$ D. $(64-4 \pi)$ in $^2$

[Done] Examine the four different companies in the table, which shows their yearly income and their tax rate. Which type of taxation does this table best represent? | | Total income | Tax rate | | :------ | :----------- | :------- | | Company A | $50 million | 10% | | Company B | $100 million | 10% | | Company C | $150 million | 10% | | Company D | $200 million | 10% | A. Indirect B. Regressive C. Progressive D. Proportional

[Done] Schools and school staff members face consequences when school employees say or do something intentionally that is unethical, but not if the unethical behavior is unintentional. True or false?

[Done] Solve: [tex]$1 \times -23=$[/tex]

[Done] [tex]\frac{1}{w^2-9} \div \frac{w+3}{w-3}[/tex]

[Done] What is the probability of finding exactly two pairs in a five-card hand?

[Done] Complete the work shown to find a possible solution of the equation. $\begin{array}{l} (x-5)^{\frac{1}{2}}+5=2 \\ (x-5)^{\frac{1}{2}}=-3 \\ {\left[(x-5)^{\frac{1}{2}}\right]^2=(-3)^2} \end{array}$ A possible solution of the equation is $\square$

[Done] What is released through nuclear fusion in stars? A. energy B. gas C. mass D. pressure

[Done] The ratio of the diameters of two circles is $y: z$. What is the scale factor of the circles? A. $\frac{y}{2 z}$ B. $\frac{y}{z}$ C. $y z$ D. $2 y z$

[Done] If [tex]p(u)=\int_0^{u^3} \sqrt{8+r^4} dr[/tex] then [tex]p^{\prime}(u)=[/tex] ?