Questions in mathematics

Questions in mathematics

📝 Answered - Which equation represents the general form of a circle with a center at $(-2,-3)$ and a diameter of 8 units? A. $x^2+y^2+4 x+6 y-51=0$ B. $x^2+y^2-4 x-6 y-51=0$ C. $x^2+y^2+4 x+6 y-3=0$ D. $x^2+y^2-4 x-6 y-3=0

📝 Answered - Which expression is equivalent to $\frac{\sqrt{10}}{\sqrt[4]{8}}$ ? A. $\frac{\sqrt[4]{200}}{2}$ B. $\frac{\sqrt[4]{20}}{2}$ C. $\frac{2 \sqrt{5}}{5}$ D. $\frac{100}{8}$

📝 Answered - Solve the following formula for $m$. $c=a m t$ $m=$ $\square$ Enter your answer as an expression. Be careful...to enter an expression like $\frac{a+b}{3+m}$ you need to type $( a + b ) /(3+ m )$. You need parentheses for both the numerator and denominator.

📝 Answered - Solve for $w$. $5 w+9 z=2 z+3 w$

📝 Answered - Subtract $(3+9 i)$ from $(-2+17 i)$.

📝 Answered - Listen. Select the perfect square trinomial from among the options below. A) [tex]x^2-12 x+36[/tex] B) [tex]x^2+4 x-4[/tex] C) [tex]x^2-2 x-3[/tex] D) [tex]x^2+10 x+20[/tex]

📝 Answered - Which of the following describes the zeroes of the graph of [tex]f(x)=3 x^6+30 x^5+75 x^4[/tex]? A. -5 with multiplicity 2 and [tex]\frac{1}{3}[/tex] with multiplicity 4 B. 5 with multiplicity 2 and [tex]\frac{1}{3}[/tex] with multiplicity 4 C. -5 with multiplicity 2 and 0 with multiplicity 4 D. 5 with multiplicity 2 and 0 with multiplicity 4

📝 Answered - Multiply. $(3 x-5)(-4 x+7)$ Simplify your answer.

📝 Answered - Please tell me how to do multiplication because I need to finish my test.

📝 Answered - For all sets $A, B$, and $C$, prove that $(A \cap B) \cup C=(A \cup C) \cap(B \cup C)$. Cite a property from Theorem 6, 2.2 for every step.