Compute SF.dÃ, where F = 2² K and S is the portion of the sphere x² + y² + z² = 25 that lies in the first (x, y, z > 0) and second (x<0, y>0, z>0) octants, oriented outward. SHOW WORK. Use the equation editor (click on the pull-down menu next to an electric plug ( ✓ ), choose "View All" and then select MathType at the bottom of the menu).