Algebra II A Final Exam

Front

If f(x)=3x-9, find f(5).

Back

f(5) = 6

Front

Which are solutions to -2(x + 5) > 6?

Back

x < -8

Front

Solve the system: y=5x−5 and y=−4x+22.

Back

(3, 10)

Front

Simplify: (x^3-x^2+4) - (3x^3-2x^2+3)

Back

-2x^3+x^2+1

Front

What is the definition of a function?

Back

A relation where each input has exactly one output.

Front

What is the quadratic formula?

Back

x = (-b ± √(b²-4ac)) / 2a

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

How do you find the x-intercept of a function?

Back

Set y = 0 and solve for x.

Front

What is the difference between a rational and an irrational number?

Back

Rational numbers can be expressed as a fraction, while irrational numbers cannot.

Front

What does it mean for two lines to be parallel?

Back

They have the same slope and will never intersect.