Adding and Subtracting Rational Expressions
Which expression is equivalent to the following complex fraction? 2/x - 4/y / -5/y + 3/x
B 2(y-2x) / 3y-5x
What is the numerator of the simplified sum? x/x^2+3x+2 + 3/x+1
C 4x+6
Which expression is equivalent to the following complex fraction? 2-1/y / 3+1/y
D 2y-1 / 3y+1
What is the difference? x/x^2-2x-15 - 4/x^2+2x-35
D x^2+3x-12 / (x+3)(x-5)(x+7)
What is the common denominator of 1/a + 1/b in the complex fraction 1/a-1/b / 1/a+1/b?
D ab
What is the sum?
D 5x-12/(x+3)(x-3)
What is the difference? x/x^2+3x+2 - 1/(x+2)(x+1)
NOT C 1/x+2
What is the common denominator of 5/x^2-4 - 2/x+2 in the complex fraction 2/x-2 - 3/x^2-4 / 5/x^2-4 - 2/x+2?
A (x+2)(x-2)
What is the difference? 2x+5/x^2-3x - 3x+5/x^3-9x - x+1/x^2-9
A (x+5)(x+2)/x^3-9x
What is the sum? 2/x^2 + 4/x^2
A 6/x^2
