
Math II (2Q): Unit VIII Practice Test - (Square Root Functions)
Flashcard
•
Mathematics
•
KG - 12th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
What is an inverse variation?
Back
An inverse variation is a relationship between two variables where an increase in one variable results in a decrease in the other variable, and vice versa.
2.
FLASHCARD QUESTION
Front
What is the square root of 20?
Back
The square root of 20 is approximately 4.47.
3.
FLASHCARD QUESTION
Front
If y varies inversely as x, and y = 32 when x = 3, what is the formula for this relationship?
Back
The formula is y = k/x, where k is a constant. Here, k = 32 * 3 = 96.
4.
FLASHCARD QUESTION
Front
What is the solution to the equation x^2 = 9?
Back
The solutions are x = 3 and x = -3.
5.
FLASHCARD QUESTION
Front
What does the graph of a square root function look like?
Back
The graph of a square root function is a curve that starts at the origin (0,0) and increases gradually, only existing in the first quadrant.
6.
FLASHCARD QUESTION
Front
What is the value of x if y = 15 when y varies inversely as x and y = 32 when x = 3?
Back
x = 32/5.
7.
FLASHCARD QUESTION
Front
What is a radical equation?
Back
A radical equation is an equation in which a variable is contained within a radical (square root, cube root, etc.).
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