Find the area A[x_] of the largest rectangle that can be inscribed in a semicircle of radius r = 3 ft. Let x be the angle formed by the line from the center of the semicircle through one corner of the rectangle. Also find the domain.

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.