A rock is thrown from the top of a 763 feet tall building. The distance, in feet, between the rock and the ground t seconds after it is thrown is given by d=-16t2-2t+763. How long after the throw does it take for the rock to first reach 430 feet from the ground?

the answer is (-4,-4)

hope this ! : d

exactly you go it

step-by-step explanation:

the answer would be d

straight away you can eliminate a and c because not all books contain a scientific skill because some may be fiction. c is also wrong because it saids that the only way children can learn is through books which is incorrect.

b is also wrong because reading can be a scientific skill but not always, therefore it is wrong which leaves you with d, the correct answer since it said that it can children learn.

hope this ! : 3

c.)

step-by-step explanation: