Which quadratic equation has roots –2 and 1/5? a
5x^2 + 9x – 2 = 0
b
5x^2 – 11x + 2 = 0
c
x^2 + 4x + 4 = 0
d
5x^2 – 9x – 2 = 0

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem

For the sequence [tex]a_{n} = 2n/(n+1)[/tex], what is the value of [tex]a_{10}[/tex]