Question
Perform the indicated operation X over x2-1 minus 3 over x2-2x+1
215
likes1075 views
Answer to a math question Perform the indicated operation X over x2-1 minus 3 over x2-2x+1
Jon
4.6110 Answers
Apply the fraction rule $\frac{a}{c}-\frac{b}{c}=\frac{a-b}{c}$
$=\frac{x(x-1)-3(x+1)}{(x+1)(x-1)^{2}}$
Simplify $x(x-1)-3(x+1):{\quad}x^{2}-4x-3$
$=\frac{x^{2}-4x-3}{(x+1)(x-1)^{2}}$
Frequently asked questions (FAQs)
What is the standard deviation of a data set given the formula: σ = √( Σ(x-μ)²/n )
+
What is the equation of an ellipse with major and minor axes of length 8 and 5, centered at (2,-3)?
+
What is the value of f(5) where f(x) = x^2?
+
New questions in Mathematics