Answer:
cant see the pics
Step-by-step explanation:
Answer:
10
Step-by-step explanation:
the most common #is 10
Answer:

Step-by-step explanation:
The vertical displacement function is
, where
is measured in meters and
in seconds. Ball hits the ground when
. That is:

Whose roots can be found by using the General Formula for Second-Order Polynomials:

Solutions of this polynomial are:

Only the first root is physically consistent.
Answer:
Hope this will help you and hope you understand my handwriting
15 because 3/4 is equivalent to 75% and 75% of 20 is 15.