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Questions in mathematics

📝 Answered - Combine the like terms to create an equivalent expression. [tex]4 r+14-r-6=[/tex]

📝 Answered - What's the analogy behind two positives = a positive?

📝 Answered - Which value of a in the exponential function below would cause the function to shrink? [tex]f(x)=a\left(\frac{3}{2}\right)^x[/tex] A. [tex]\frac{4}{5}[/tex] B. [tex]\frac{5}{4}[/tex] C. [tex]\frac{3}{2}[/tex] D. [tex]\frac{7}{4}[/tex]

📝 Answered - Solve $x^2-2 x=15$ by applying the quadratic formula. A. $x=1+\sqrt{14} i, x=1-\sqrt{14} i$ B. $x=5, x=-3$ C. $x=-1+\sqrt{14} i, x=-1-\sqrt{14} i$ D. $x=-5, x=3$

📝 Answered - What is the slope of the line given by the equation below? y-9=15(x-5)

📝 Answered - Select the correct answer. $1 m=39.37 in$ About how many feet are in 3.6 kilometers? A. $11,811.00 ft$ B. $141,732.00 ft$ C. 11.81 ft D. 300.00 ft

📝 Answered - $\int \frac{2}{(x-2)^2+25} d x=$ A. $\frac{5}{2} \arctan \left(\frac{x-2}{5}\right)+C$ B. $\frac{2}{5} \arctan \left(\frac{x-2}{25}\right)+C$ C. $\frac{1}{25} \arctan (x-2)+C$ D. $\frac{2}{5} \arctan \left(\frac{x-2}{5}\right)+C$ E. $\frac{1}{5} \arctan (x-2)+C$

📝 Answered - $(3+1)^2-17 cdot 2+24+3+5

📝 Answered - Solve $x^2+15 x+36=0$ $x=\{ \square \}$

📝 Answered - Part D Rewrite $\frac{1}{2} \cdot \frac{1}{2} \cdot \frac{1}{2} \cdot \frac{1}{2}$ as an exponential expression with a base of 2.