martelottebeatr martelottebeatr

02-02-2021
Mathematics

contestada

Please answer fast ASAP I give brainliest

How much time does it take for the quarter to hit the water ???

Please answer fast ASAP I give brainliest How much time does it take for the quarter to hit the water class=

Respuesta :

02-02-2021

Answer:

7 seconds

Step-by-step explanation:

y=-16t²+96t+112, where t is time and y is distance above water.

We are looking for t when y=0

-16t²+96t+112=0

t²-6t-7=0

(t-7)(t+1)=0

Either t=7 or t=-1.

Since we cant have negative time, the answer is t=7

Answer Link

Otras preguntas

Sumerians culture before the arrival of the invaders?

F(x) = 6x³- x²+ 7x +5

this is integrated math2, help plzzzz. i’m so lost idk what this is:/

Explain the connections between Abrahamic faiths. Although these three faiths have distinct beliefs and cultures, they share common ties. Why would geographers

did Maryland Toleration Act affect the whole south

How many electrons does maganese 55 have?

Read the quotation from Henry David Thoreau's Walden. Every day or two I strolled to the village to hear some of the gossip which is incessantly going on there,

Which statement below correctly identifies the number of subatomic particles inside and outside the nucleus of an argon atom?There are 40 particles inside the n

Why did it become necessary after1857 war to have indians on the viceroys executive concila

Find the difference of -4 -(5)