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:
A program at a community college can be completed in no fewer than 8 months, but must be completed in less than 11 months.
Step-by-step explanation:
1. The closed dot means the number is equal to and the open dot means the number is less/ greater than
2. The line goes right from the 8 with a closed dot, making x greater than or equal to 8
3. The line goes left from the 11 with an open dot, making x less than ll
4. This means the number must be equal to or greater than 8, and less than 11
Answer:
1. 1/2
2. 4/5
3. 9/10
4. 3/4
5. 12/25
6. 18/25
Step-by-step explanation:
1 serving = 2/3 cup
12 serving = 2/3 x 12 = 8 cups
Answer: 12 servings of muffin would need <u>8 cups</u> of the muffin mix.