Find the Domain 7x^2+3=8x

Problem

7*x2+3=8*x

Solution

1. Identify the type of expression given. The expression 7*x2+3=8*x is a quadratic equation.

2. Determine the constraints on the variable x In a polynomial equation, there are no square roots of negative numbers, no denominators that could be zero, and no logarithms.

3. Conclude that the variable x can be any real number because the expression is defined for all real values.

4. Express the domain in interval notation, which represents all real numbers from negative infinity to positive infinity.

Final Answer

Domain: *(−∞,∞)

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