stephaniemathurin stephaniemathurin
  • 01-05-2017
  • Mathematics
contestada

The quadratic function f(x)=-16x^2+90 models the height of a baseball in feet after x seconds. How long is the baseball in the air?

A. 2.8125 s
B. 5.625 s
C. 11.25 s
D. 126.5625 s

Respuesta :

Аноним Аноним
  • 04-05-2017
B. 5.625 s.............

Answer Link

Otras preguntas

what is the starting point of all food chains/webs?
what is an organized plan for gathering organizing and communicating information
What will be the subscripts for the formula unit Ca_N_?
Compare and contrast atom and compound
Could someone help with the last 3 i'm really really lost
Which number would be an element of the set of integers but not an element of the set of whole numbers,0, -3, 5, -1/2?
Match equal dominoes and write number sentence
What process do scientists use to answer questions about the world; for example, Redi's experiment with rotting meat?
A triangle has a perimeter of 28 cm. If the three sides of the triangle are n, 3n − 4, and 5n − 13, what is the length of each side? Separate multiple entries
Find the distance between these points W(-6, -8) X(6, 8)