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Questions in Grade High-school

[Homework Help] When are hypotheses supported in science?

[Homework Help] Type the correct answer in the box. Use numerals instead of words. What value of [tex]$x$[/tex] satisfies this equation? [tex]$4(2.5)^{2 x}=4$[/tex] The value of [tex]$x$[/tex] is $\square$.

[Homework Help] Discuss what you believe is really bothering Hamlet.

[Homework Help] Which fraction represents the decimal $0 . \overline{12}$ ? A. $\frac{1}{12}$ B. $\frac{3}{25}$ C. $\frac{4}{33}$ D. $\frac{33}{4}$

[Homework Help] Lila made a triangular flag to cheer on her favorite sports team. The perimeter of the flag is 20 inches. The sides of the flag are 8 in and 8 in. Approximately how many square inches of fabric were used to make the triangular flag? A. 15 square inches B. 76 square inches C. 186 square inches D. 215 square inches Heron's formula: Area = [tex]$\sqrt{s(s-a)(s-b)(s-c)}$[/tex]

[Homework Help] Write the domain in interval notation of each function: a. [tex]$y=x^2+7$[/tex] b. [tex]$g(x)=\frac{3 x-2}{(x+6)(x-4)}$[/tex] c. [tex]$f(x)=\sqrt{x-2}$[/tex] d. [tex]$y=\frac{1}{\sqrt{5-x}}$[/tex] e. [tex]$h(x)=\frac{x}{x^2-2 x}$[/tex] f. [tex]$f(x)=\frac{5}{x+4}-\frac{2}{x}$[/tex] g. [tex]$y=\frac{1}{x^2+6}$[/tex] h. [tex]$g(x)=\frac{\sqrt{8-x}}{(x+4)(x^2+1)}$[/tex]

[Homework Help] Solve the equation. [tex]4(3 x+7)=-32+36[/tex] [tex]x=\square[/tex] (Simplify your answer.)

[Homework Help] 2. $\left{\begin{array}{l}25,-17,-\frac{12}{5}, \sqrt{9}, 3.12, \frac{1}{2} \pi, 18,-11.1,13 \\ A\end{array}\right\}$ a. Natural Numbers: $\{13,18,25\}$ b. Whole Numbers: c. Integers: d. Rational Numbers: e. Irrational Numbers:

[Homework Help] Use your calculator to work out the value of $\frac{2.12 \times 5.2}{9.21-2.8}$ Write down your answer to three significant figures.

[Homework Help] Simplify the following algebraic expression: $4(3 x-4)-\frac{1}{3}(15 x-12)=$