How to simplify :

√(1+√(1-x^2 )) - √(1-√(1-x^2 ))

Select the correct answer from each drop down menu

Determine whether the graphs of y=8x+5 and -y=8x-5 are parallel, perpendicular, coincident, or none of these. a. coincident b. parallel c. perpendicular d. none of these

What’s 8y+48 and factor each expression completely