Is the number rational or irrational?
column a column b
1. 3/7 a. rational
2. 0.78( repeating) b. irrational
3. square root 7/9
4. 5 pi

Add the fractions and simplify 1/2+ 1/3

For [tex]f(x) = 4x + 1[/tex] and (x) = [tex]g(x)= x^{2} -5,[/tex] find [tex](\frac{g}{f}) (x)[/tex]a. [tex]\frac{x^{2} - 5 }{4x +1 },x[/tex] ≠ [tex]-\frac{1}{4}[/tex]b. x[tex]\frac{4 x +1 }{x^{2} - 5}, x[/tex] ≠ ± [tex]\sqrt[]{5}[/tex]c. [tex]\frac{4x +1}{x^{2} -5}[/tex]d.[tex]\frac{x^{2} -5 }{4x + 1}[/tex]

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?