How do you know whether a square root is positive or negative?

Skylar is designing a flashlight that uses a parabolic reflecting mirror and a light source. The shape of the mirror can be modeled by (y+5) ^2=12 (x+2), where x and y are measured in inches. What is the focus of the flashlight?

X is less than or equal to 1

4 (1 + 6q) + 6q simplify the expression involving like terms and the distributive property

Which statement describes how to determine if a relation given in a table is a function? A. If none of the output values are repeated, the relation is a function. B. If none of the input values are repeated, the relation is a function. C.

What is 4 7/10 as an improper fraction

a car insurance company paid 1758.90 to repair a car that has been rear ended. this was 75% towards the total cost of the repair. what was the total cost

Is 2 a factor of 72 in division

Verona is solving the equation - 3 + 4x = 9. In order to isolate the variable term using the subtraction property of equality, which number should she subtract from both sides of the equation? - 4 - 3 3 4

What is the index of the following Radical Square root of Q

A display of pens has 8 hooks. Each hook can hold 3 packages of pens and there are 3 pens in each package. If the display is completely full how many pens does it hold