Complete the square. x2+6x+15 a) (x+3)2+6 b) (x+3)2+12 c) (x+6)2−21 d) (x+6)2+9

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults.how many students and adults went if the ticket charge was $42.75

In an improper fraction, is the numerator equal to, less than, or greater than the denominator