Adv Alg_Pract_Final Exam Review PART 2

Front

Solve for ( x ) in the equation: 2x - 4 = 0.

Back

x = 2

Front

What is the result of subtracting matrix A from matrix B if A = [[1, 2], [3, 4]] and B = [[5, 6], [7, 8]]?

Back

B - A = [[4, 4], [4, 4]]

Front

Consider the equation √(5x + 10) - 4 = 1. What is the correct solution?

Back

x = 3

Front

Identify the solution to the equation √(2x + 11) = √(6x-1).

Back

x = 3

Front

In a standard normal distribution, what percentage of data falls within one standard deviation of the mean?

Back

68%

Front

What is the area under the curve of a standard normal distribution?

Back

1 or 100%.

Front

What is the quadratic formula used to solve ax^2 + bx + c = 0?

Back

x = (-b ± √(b² - 4ac)) / (2a)

Front

What is the definition of a matrix?

Back

A matrix is a rectangular array of numbers arranged in rows and columns.

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 definition of a function?

Back

A function is a relation that assigns exactly one output for each input.