The standard form of the equation is defined as ax² + bx + c. Then yes, the expression 8 - 6x + x² is in standard form.
What is a quadratic equation?
It is a polynomial that is equal to zero. Polynomial of variable power 2, 1, and 0 terms are there. Any equation having one term in which the power of the variable is a maximum of 2 then it is called a quadratic equation.
The expression is given as 8 - 6x + x².
We know that the standard form of the equation is given as
ax² + bx + c
Hence the given expression is in standard form.
More about the quadratic equation link is given below.
https://brainly.com/question/2263981
