Question

if the value of discriminant = 0 then the two equal root are:-
a) -b/2a
b)b/2a
c)-a/2b
d)a/2b​

Answer 1

Answer:

Quadratic Equations | Solved Problems and Practice Questions

By MBA Crystal Ball on November 20, 2015

In this article we cover quadratic equations – definitions, formats, solved problems and sample questions for practice.

A quadratic equation is a polynomial whose highest power is the square of a variable (x2, y2 etc.)

Definitions

A monomial is an algebraic expression with only one term in it.

Example: x3, 2x, y2, 3xyz etc.

A polynomial is an algebraic expression with more than one term in it.

Alternatively it can be stated as –

A polynomial is formed by adding/subtracting multiple monomials.

Example: x3+2y2+6x+10, 3x2+2x-1, 7y-2 etc.

Answer 2

Answer:

A) -b/2a

Step-by-step explanation:

Hope it helps you.

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