Practice TSIA2

Front

Evaluate the expression when 𝑥=2, 𝑦=−3, and 𝑧=−1: 2𝑥 + 3𝑦 − 𝑧

Back

-4

Front

Simplify: (3x^2y^3)^3

Back

27x^6y^9

Front

Choose the correct answer: A, B, C, D

Back

D

Front

Which of the following statements is true about the dataset below? 4, 2, 0, 3, 2, 1, 9, 6, 4, 5. Options: The mean and the median are equal, The median is larger than the mean, There is only one mode, The mean is larger than the median.

Back

The mean is larger than the median.

Front

If 3𝑡−7=5𝑡, then 6𝑡=?

Back

-21

Front

Definition of Mean: The average of a set of numbers, calculated by dividing the sum of the numbers by the count of numbers.

Back

Mean = (Sum of values) / (Number of values)

Front

Definition of Median: The middle value in a list of numbers sorted in ascending order. If there is an even number of observations, the median is the average of the two middle numbers.

Back

Median = Middle value of sorted data.

Front

Definition of Mode: The value that appears most frequently in a data set.

Back

Mode = Most frequent value in the dataset.

Front

What is the distributive property? It states that a(b + c) = ab + ac.

Back

Distributive Property: a(b + c) = ab + ac.

Front

What is the quadratic formula? It is used to find the roots of a quadratic equation ax^2 + bx + c = 0.

Back

Quadratic Formula: x = (-b ± √(b² - 4ac)) / (2a).