SOLUTION: Find the sum of reciprocals of the roots to the quadratic 3x^2-4x-7=0.
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Question 998854: Find the sum of reciprocals of the roots to the quadratic 3x^2-4x-7=0.
Found 2 solutions by MathLover1, ikleyn:
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
..........factor completely
roots:
if =>
if =>
reciprocal of is
reciprocal of is
their sum is:
Answer by ikleyn(52855) (Show Source): You can put this solution on YOUR website!
.
= ,
= = .
= = .
= .
The sum of reciprocals of the roots is + = .
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