The sum of 4x² - 7 and 6x² - 5 is 10x² - 12.
Combine like terms to get the sum.
= 4x² - 7 + 6x² - 5
= 10x² - 12
What are the 4 ways to solve a quadratic equation?
The four methods of solving a quadratic equation are factoring, using the square roots, and completing the square and the quadratic formula.
What is a quadratic equation?
In algebra, a quadratic equation is an equation that can be rearranged in standard form as where x represents an unknown, and a, b, and c represent known numbers, where a ≠ 0. If a = 0, then the equation is linear, not quadratic, as there is no ax² term.
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