A² - 225 = (a-15)(a+15)
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The value of (27/8)-2/3 is..
Exact Form: 65/24
Decimal Form: 2.7083...…
Mixed Number Form: 2 17/24
Answer:
Step-by-step explanation:
In order to find the value of y, first we need to find the length of the perpendicular dropped from one of the vertices of the triangle to its opposite side.
By geometric mean theorem:
Length of the perpendicular
Next, by Pythagoras theorem:

Answer:
y = 20.922
Step-by-step explanation:
Simply plug in <em>x</em> and evaluate:
y = 15 + 3ln(7.2)
Only way to calculate ln is to plug into a calc:
We should get 20.9222 as our answer.
Answer:
210 miles
Step-by-step explanation:
30x7=210