Algebra 2: 1st Semester Review (Ch. 1-5)

Front

Solve for x and y: 3x + 2y = 16; 7x + y = 19

Back

(2, 5)

Front

Is this mapping a function or not a function? (Example: {(1,2), (1,3)})

Back

Not a Function

Front

Solve the inequality: -4x + 14 ≤ 54

Back

x ≥ -10

Front

What sets of numbers do 5/6 NOT belong to? (whole, rational, real, all of the above)

Back

whole

Front

Simplify: (2m^4)(5m^2)

Back

10m^6

Front

What is a function?

Back

A relation where each input has exactly one output.

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 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 vertex of a parabola given in standard form?

Back

Use the formula (-b/2a, f(-b/2a)).