Answer:
18 Kilometers
Step-by-step explanation:
If you divide 12 by 4 you get 3, so she is going about 3 kilometers an hour. Add 3 for each hour, and you get 18 kilometers in 6 hours.
The fraction of cards that Alan has is 3x/4. The correct answer is B.
x-x/4
4x-x/4
3x/4
he has 3x/4 cards
Answer:
x = -4.604
Step-by-step explanation:
Here, we want to get the value of x
We start by dividing through by 5
e^(2x + 11) = 30/5
e^(2x + 11) = 6
Writing this in natural logarithm form, we have;
ln 6 = 2x + 11
2x + 11 = 1.792
2x = 1.792-11
2x = -9.208
x = -9.208/2
x = -4.604
Answer:
Step-by-step explanation:
Differentiate:
Substitute 
into 
:
Therefore, 68 is the gradient of the tangent line at x=7:
when , 
