The roots of are and . What is ?

Answer and explanation

Correct answer: C.

  1. Step 1: By Vieta's formulas, and . Step 2. . **Answer: . Why not the others:** : This is only. : This is the reciprocal of the sum of the roots. : This is the reciprocal of the correct value.

Practise more Algebra, logarithms and inequalities.

Free questions with an explanation for every one, and full timed Pancyprian Examinations (Cyprus) mock tests.

All Algebra, logarithms and inequalities questionsTake a mock test

More Algebra, logarithms and inequalities questions