And one day a store sold 3/4 as many dvds as blu-ray discs the total number of dvds and blu-ray does soldan that they were 406 how many dvds were sold

pls refer ro the top for answer

the one below it is a function

step-by-step explanation:

this can be solved first with pythagorean theorem, which tells us to square both legs of the triangle and sum it. this will be equal to the square of the hypotenuse.

the hypotenuse is the side "opposite" the 90 degree angle, which is x.

so we can write using pythagorean theorem,

simplifying:

to further simplify this radical, we need to use the property  

thus