Derive the equation and equate the derivative to zero.
dan/dt = -2n + 6 = 0
The value of n in the equation is 3. We substitute 3 to the original equation,
an = -(3)² + 6(3) - 7 = 2
The answer to this item is letter B.
Answer:
x = 15
Step-by-step explanation:
Pytago: a^2 + b^2 = c^2
x = 
= 15
Answer:
fineis un draw that thing
Step-by-step explanation:
ferd
Answer:
C) 3x+20 < 50
Step-by-step explanation:
Since 50 is the limit as to what Mary wants to spend, the number on the left side should never be over 50, meaning that the total will be 'less' than 50
The 20 comes from how much she wants, meaning that 3x would be less than 10 dollars a gift.
Answer:
24 $
Step-by-step explanation:
5 times 3 is 15
3 times 3 is 9
15 plus 9
=24
YUH
