Mary wants to do a cheesecake. She needs 4 1/2 cups of sweet cream. She knows that 1
2 answers:
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Answer:
C)
Step-by-step explanation:
Given:
Number of freshmen = 3
Number of sophomores =3
Number of juniors =3
Number of seniors = 3
The team's captain is randomly selected from any grade level.
To find the the probability that a freshman will not be selected as captain.
Solution:
Total number of members in the team = = 12
Probability that a freshman will be selected as captain will be:
⇒
⇒
Reducing to simple fraction by dividing numerator and denominator by 3.
⇒
⇒
Thus, probability that a freshman will not be selected as captain will be given as:
⇒
Taking LCD.
⇒
Subtracting the numerators.
⇒ (Answer)
Answer: -18
<u>Explanation:</u>
Average rate of change is slope: . Need to find the y-coordinates:
g(x) = -x² - 4x
g(6) = -(6)² - 4(6)
= -36 - 24
= -60
⇒ (6, -60)
g(8) = -(8)² - 4(8)
= -64 - 32
= -96
⇒ (8, -96)
m =
=
= -18