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Questions in mathematics

[Done] Graph the equation. $y=-\frac{1}{8} x^2+x-4$

[Done] What is $\sqrt{200}$ in simplest form? A. $2 \sqrt{10}$ B. $10 \sqrt{2}$ C. $100 \sqrt{2}$ D. $20 \sqrt{10}$

[Done] Solve for x. $\begin{array}{c} 8(4+2 x)=16 \\ x=[?]\end{array}$

[Done] A point has the coordinates $(0, k)$. Which reflection of the point will produce an image at the same coordinates, $(0, k)$? A. a reflection of the point across the $x$-axis B. a reflection of the point across the $y$-axis C. a reflection of the point across the line $y=x$ D. a reflection of the point across the line $y=-x

[Done] Identify the greatest common factor of [tex]$24 b w^3 z^2$[/tex] and [tex]$36 b^4 w^2 x$[/tex].

[Done] What is the product of [tex]$\left(2 x^2+5 x-3\right)$[/tex] and [tex]$(3 x+7)$[/tex]? A. [tex]$6 x^3+29 x^2-26 x+21$[/tex] B. [tex]$6 x^3+14 x^2+35 x-21$[/tex] C. [tex]$6 x^3+15 x^2-9 x-21$[/tex] D. [tex]$6 x^3+29 x^2+26 x-21$[/tex]

[Done] What is $g(3)$ given $g(x)=4 x+1$? A. 13 B. 8 C. 12 D. 16

[Done] Use the table to answer the question.

[Done] P(A) = 0.50, P(B) = 0.40, and P(A and B) = 0.15. What is P(A or B)? A. 0.65 B. 0.90 C. 0.75 D. 0.55

[Done] Calculate the value of the expression: - [9 × 9 - (12)^2 + 8 × 76 - 200 (4 + 6 - 8)] - (12 + 34 - 67 + 35 - 24)