Questions in mathematics

Questions in mathematics

📝 Answered - Which is the solution set of the compound inequality [tex]$3.5 x-10\ \textgreater \ -3$[/tex] and [tex]$8 x-8\ \textless \ 38$[/tex]? A. [tex]$-2\ \textless \ x\ \textless \ 3 \frac{3}{4}$[/tex] B. [tex]$-2\ \textless \ x\ \textless \ 6$[/tex] C. [tex]$2\ \textless \ x\ \textless \ 6$[/tex] D. [tex]$2\ \textless \ x\ \textless \ 3 \frac{3}{4}$[/tex]

📝 Answered - Select the correct answer from each drop-down menu. Gino is buying wood screws at the corner hardware store. The table shows different numbers of bags of screws and their corresponding prices. According to the table, the relationship between the number of bags and the price is $\square$

📝 Answered - Calculate the 8th term of the arithmetic progression: 3, 8, 13, 18, ... Determine the sum of the first 10 terms of the arithmetic progression: 2, 6, 10, 14, ... Find the common difference of the arithmetic progression: 5, 11, 17, 23, ... Calculate the 15th term of the arithmetic progression: 4, 9, 14, 19, ... Solve the following system of linear equations: 2x + 3y = 5 and 4x - y = 3. Find the value of x and y: 3x + 4y = 7 and x - 2y = 3. Solve for x and y: 5x + 2y = 10 and 3x - y = 4. Determine the solution for the system: x + y = 6 and 2x - 3y = 4. Solve the following system: 2x - y = 1 and 3x + 4y = 12. Find the values of x and y: x - 3y = 2 and 4x + y = 7. Solve for x and y: 3x + 2y = 8 and x - y = 1. Determine the solution for the system: 2x + y = 5 and 3x - 2y = 4. Solve the following system: x + 2y = 7 and 4x - y = 3. Find the values of x and y: 2x - 3y = 4 and x + y = 5.

📝 Answered - A delivery service charges $25.00 per pound for making a delivery. If there is an additional 8% sales tax, what is the cost of delivering an item that weighs \(\frac{4}{5}\) of a pound? (A) $20.00 (B) $21.60 (C) $22.60 (D) $24.00

📝 Answered - Select the correct answer. The difference of a number and 6 is the same as 5 times the sum of the number and 2. What is the number? A. -4 B. -2 C. -1 D. 1

📝 Answered - $\frac{1}{y-2}=\frac{2}{y+1}$

📝 Answered - Which expression is equivalent to $\sqrt{\frac{55 x^7 y^6}{11 x^{11} y^8}}$ ? Assume $x>0$ and $y>0$ A. $\frac{x^2 \sqrt{5}}{y}$ B. $\frac{y \sqrt{5}}{x^2}$ C. $\frac{\sqrt{5}}{x^2 y}$ D. $\frac{x \sqrt{5}}{y}$

📝 Answered - What is the base of the exponent in the function [tex]$f(x)=3(\sqrt[3]{8})^{2 x}$[/tex] when the function is written using only rational numbers and is in simplest form?

📝 Answered - Which expression is equivalent to $(4+6 i)^2 ?$ A. $-20+48 i$ B. $8+12 i$ C. $16-36 i$ D. $20+48 i$

📝 Answered - Which point is on the line that passes through point H and is perpendicular to line FG? (-6,10) (-2,-12) (0,-2) (4,2)