Find all possible real solutions of each equation in Exercises 31–44.
To calculate: The all real solutions in the polynomial equation .
The provided polynomial equation is .
Principle of zero product rule:
An equation is true if and only if or
A product is zero if and only if at least one factor is zero.
The value of in the equation can be given by the quadratic formula,
where and are real numbers.
Consider the polynomial equation .
Apply the zero-product rule,
Compare the above equation with the equation ,
Put the values of in the quadratic formula .
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