What is the following sum? 4 StartRoot 5 EndRoot + 2 StartRoot 5 EndRoot
6 StartRoot 10 EndRoot
8 StartRoot 10 EndRoot
6 StartRoot 5 EndRoot
8 StartRoot 5 EndRoot

Can someone answer this question for me

Draw a graph y=f(x) that matches the following characteristics. increasing on: -8< x< -4 and-1< x< 5. decreasing on : -4< x< -1. f(-8)=-5 and zeros at x=-6,-2,and 3. absolute maximum of 7 and absolute minimum of -5.

This activity will you meet these educational goals: mathematical practices-you will make sense of problems and solve them, reason abstractly and quantitatively, and usemathematics to model real-world situations. directionsread the instructions for this self-checked activity type in your response to each question, and check your answers. at theend of the activity, write a brief evaluation of your work.