h(t)= -8t2+40t + 5, 1.What is the initial height of the ball when it is thrown? 2.What is the maximum height of the ball? 3.How many seconds does it take before the ball reaches its maximum height? 4. After how many seconds will the ball hit the ground (approximate time rounded to the nearest tenths place)? 5.What is the height of the ball at 4 seconds? 6. When will the ball reach a height of 53 feet? 7. What is the domain of the function? 8. What is the range of the function?

no not all of them.

step-by-step explanation:

some of them have a square base.

total amount of money that he should pay if he has not used his duty free exemption is $98

step-by-step explanation:

given a united states citizen returning to the states declares the following items at the customs office: 3 shirts at $8.50 each 2 dresses at $27.50 each 1 pair of gold cuff links at $17.50 per pair. we have to find how much he pay

cost of 3 shirts if one cost at $8.50 is

cost of 2 dresses if one cost at $27.50 is  

cost of 1 pair of gold cuff at $17.50

so, total amount of money that he should pay if he has not used his duty free exemption is   $25.5+$55+$17.50=$98

it is x=-4

step-by-step explanation: