Answer:
Step-by-step explanation:
14 = 1000
.014 =
ln(.014) = k ln(e)
k = -4.268
~~~~~~~~~~~~~~~~~~
after 3 hrs
1000
0.00274
~~~~~~~~~~~~~~~
4 = 1000
.004 =
ln(.004)/-4.268 = t
t = 1.29368 hrs
A poster is marked down 35% from an original price of $7.80. What is the sale price?
2 answers:
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Answer:
slope = 4
Step-by-step explanation:
Calculate the slope m using the slope formula
m =
with (x₁, y₁ ) = (0, 0) and (x₂, y₂ ) = (3, 12) ← 2 points on the line
m = =
= 4