Questions in mathematics

Questions in mathematics

📝 Answered - Which equation can be used to represent "three minus the difference of a number and one equals one-half of the difference of three times the same number and four"? $(1-n)-3=\frac{1}{2}(4-3 n)$ $3-(1-n)=\frac{1}{2}(4-3 n)$ $(n-1)-3=\frac{1}{2}(3 n-4)$ $3-(n-1)=\frac{1}{2}(3 n-4)$

📝 Answered - Find the quotient and remainder when $x^5-x^4+2 x^3+4 x^2-6 x+5$ is divided by $x^3+x-1$. Select one: A. quotient: $x^2-x+1$; remainder: $6 x^2-8 x+6$ B. quotient: $x^2+x-1$; remainder: $x^2+x-6$ C. quotient: $x^2-x+6$; remainder: $x^2-8 x+6$ D. quotient: $x^2-x-6$; remainder: $x^2-8 x-6$ E. quotient: $x^2+x-8$; remainder: $6 x^2+x+6$

📝 Answered - Solve this inequality: $8 z+3-2 z<51$ A) $z<8$ B) $z<14$ C) $z<9$ D) $z<5.4$

📝 Answered - what is this answweer pls -6(5u+3)

📝 Answered - Work out $3 \times 2 \frac{5}{12}$ Give your answer as a fraction in its simplest form.

📝 Answered - Expand and simplify $5(2 a+3)+4$

📝 Answered - Which expression has the greatest value? $(1+2)^3$ $(2 \times 4)^1$ $(5-2)^2$ $(15-1)^0$

📝 Answered - Which of the following ordered pairs is a solution of the system of inequalities? [tex]$\begin{array}{l} y\ \textgreater \ 2 x^2-8 \ y \leq-x^2-3 x+4\n\end{array}$[/tex] A) [tex]$(5,0)$[/tex] B) [tex]$(-3,-2)$[/tex] C) [tex]$(4,-3)$[/tex]

📝 Answered - [tex]f(x)=\frac{x^2-4}{x+2}[/tex]

📝 Answered - Solve the quadratic equation numerically (using tables of [tex]$x$[/tex]- and [tex]$y$[/tex]-values). [tex]$x^2+2 x+1=0$[/tex] A. [tex]$x=-1$[/tex] B. [tex]$x=1$[/tex] or [tex]$x=-3$[/tex] C. [tex]$x=-3$[/tex] D. [tex]$x=2$[/tex] or [tex]$x=-1$[/tex]