What is the factored form of the quadratic function $$y=(x+5)(x-3)$$ ?

The factored form is $$y=(x+5)(x-3)$$ .

Simplify the expression $$\frac{x^{14}}{x^7}$$ .

The simplified expression is $$x^7$$ .

Simplify the expression $$x^{-2}$$ .

The simplified expression is $$\frac{1}{x^2}$$ .

What is the quadratic formula used for?

The quadratic formula is used to find the solutions of a quadratic equation and is given by $$x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}$$ .

What does it mean for a function to be quadratic?

A function is quadratic if it can be expressed in the form $$f(x) = ax^2 + bx + c$$ , where a ≠ 0.

What is the vertex of a parabola represented by the equation $$y = ax^2 + bx + c$$ ?

The vertex can be found using the formula $$x = -\frac{b}{2a}$$ .

What is the difference between a linear function and a quadratic function?

A linear function has the form $$y = mx + b$$ , while a quadratic function has the form $$y = ax^2 + bx + c$$ .

What is the significance of the discriminant in a quadratic equation?

The discriminant, given by $$b^2 - 4ac$$ , determines the nature of the roots: if positive, two real roots; if zero, one real root; if negative, no real roots.

What is the process of completing the square?

Completing the square is a method used to solve quadratic equations by rewriting the equation in the form $$(x - p)^2 = q$$ .

What is a rational expression?

A rational expression is a fraction where the numerator and the denominator are both polynomials.

What is the importance of factoring in algebra?

Factoring is important as it simplifies expressions and helps in solving equations, particularly quadratic equations.

Advanced Algebra - Final Exam Review

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Mathematics

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9th Grade

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Hard

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CCSS

HSA-REI.B.4B, HSA-SSE.B.3B, HSA.APR.A.1

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