Answer:
Third option is correct.
Step-by-step explanation:
The given model is
Where, h(t) is heigth of rock after time t (in seconds).
The initial height of rock is 124 ft.
The leading coefficient is negative. It means it is a downward parabola.
First we have to the x-intercepts of the function.
Using quadratic formula, we get
and
It means rock remains in the air between .
The value of t can not be negative, therefore rock remains in the air between .
Third option is correct.
Answer:
grtestdrugyiytfrx
Step-by-step explanation:
Answer:
475 pencils in each box
Step-by-step explanation:
950/2= 475
Youd divide 950 by 2 where 2 represents the 2 boxes
Answer:
11
Step-by-step explanation:
4s-2/7=6
4s-2=6×7
4s-2=42
4s=42+2
4s=44
s=44/4
s=11
the circumference of the circle is
34.56