Questions in mathematics

Questions in mathematics

[Free] Write the expression as an exponent: [tex]$2^9 \cdot 32$[/tex]

[Free] How far is it from Discount Store 1 to the train? $\frac{7}{8}$ mile $1\frac{3}{8}$ miles $1\frac{1}{2}$ miles $1\frac{5}{8}$ miles

[Free] Stacey has a square piece of cloth. She cuts 3 inches off of the length of the square and 3 inches off of the width. The area of the smaller square is $\frac{1}{4}$ the area of the original square. What was the side length of the original square? A. 1 in. B. 2 in. C. 6 in. D. 12 in.

[Free] A model boat travels at 20 cm per second. How many meters will the boat travel in 2 minutes?

[Free] Solve these equations. a) [tex]$5 x-1=9$[/tex] b) [tex]$4 y+1=15$[/tex]

[Free] A one-to-one function is given. Write an equation for the inverse of the function. [tex]$f(x)=\frac{7-x}{3}$[/tex]

[Free] What is the domain of [tex]f(x)=\frac{3 x}{x-1}[/tex]? A. all real numbers B. all nonzero numbers C. all real numbers except 1 D. all real numbers except 3

[Free] What is the greatest common factor of $x^4$ and $x^5$? A. $x^4$ B. $x^3$ C. $x^2$ D. $x

[Free] Which values of [tex]$x$[/tex] satisfy the inequality [tex]$0.5 x-0.75 \geq 3.25$[/tex]? A. [tex]$x \geq 5$[/tex] B. [tex]$x \leq 5$[/tex] C. [tex]$x \leq 8$[/tex] D. [tex]$x \geq 8$[/tex]

[Free] Find the average rate of change of [tex]f(x)=4 x+5[/tex] from [tex]x=4[/tex] to [tex]x=9[/tex]. Simplify your answer as much as possible.