Determine the values for which the rational expression is undefined 4a2/b. O Defined for all values of a b O Defined for all values of b.

Aman steps out of a plane at a height of 4,000m above the ground falls 2,000m very quickly and then opens his parachute and slowly falls the remaining 2000m to the ground what height above the ground would be the best choice for a reference point

Which best explains why this triangle is or is not a right triangle?

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