Answer :

The number 9 represent the constant in the quadratic equation.

According to the statement

We have to explain that which number represent the constant in the given equations.

So, For this purpose, we know that the

Quadratic equation is an equation could be a statement that's made of two expressions connected by an equal sign.

From the given information:

The equation may be a 15x^2 + 2x + 9

And we know that the it's a equation.

And

Quadratics are often defined as a polynomial equation of a second degree, which suggests that it comprises a minimum of 1 term that's squared.

And during this equation, the amount 9 represent the constant.

So, The number 9 represent the constant in the quadratic equation.

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