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Questions in mathematics

[Done] Factor $64 x^3-1$. A. $(4 x+1)(16 x^2+4 x+1)$ B. $(4 x-1)(16 x^2-4 x+1)$ C. $(4 x-1)(16 x^2+4 x+1)$ D. $(4 x+1)(16 x^2+4 x+1)$

[Done] The addition of either $-x^8$ or $5 x^7$ will change the end behavior of $y=-2 x^7+5 x^6-24$. Explain how each of the added terms above would change the graph.

[Done] [tex]y=\sqrt{3 x^2+4 x-1}[/tex]

[Done] Find the product. $2 x(x-3)(x+2)$ A. $4 x-1$ B. $2 x^3-x-6$ C. $2 x^3-2 x^2-12 x$ D. $2 x^3-12 x$

[Done] Which polynomial represents the difference below? $\left(8 x^2+9\right)-\left(3 x^2+2 x+5\right)$ A. $11 x^2+2 x+14$ B. $5 x^2-2 x+4$ C. $5 x^2-2 x+14$ D. $11 x^2-2 x+4$

[Done] Following rational equation has denominators that contain variables. For this equation, $\frac{x-2}{4 x}+1=\frac{x+2}{x}$ a. What is/are the value or values of the variable that makes the denominators zero? b. Solve the equation. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The solution set is {}. B. The solution set is {$x \mid x$ is a real number }. C. The solution set is $\varnothing$.

[Done] Which of the following represents the reflexive property of length? A) AB = AB B) x = x C) If AB = CD, then CD = AB D) m∠A = m∠A

[Done] Simplify the following: $\left(4 x^6 y^5\right)^2$ = $\square$ $\sqrt{x}$ Use the $\square$ button to enter your answer. Input your answer WITHOUT spaces and the variables in ALP

[Done] Find the least common denominator for these fractions. Enter your answer in the space provided. $\frac{1}{8}$ and $\frac{1}{7}$

[Done] Which of the following describes the domain of $y=\tan x$, where $n$ is any integer? A. $x \neq n \pi$ B. $x \neq 2 n \pi$ C. $x \neq \frac{n \pi}{2}$ D. $x \neq \frac{\pi}{2}+n \pi$