SOLUTION: Area of a sail The area in square meters is trianglar sail is given by A(x) x^2 + 5x + 6. Find A(5) If the height of the sail is x+3 meters, then what is the length of the b

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Area of a sail The area in square meters is trianglar sail is given by A(x) x^2 + 5x + 6. Find A(5) If the height of the sail is x+3 meters, then what is the length of the b      Log On


   



Question 363437: Area of a sail
The area in square meters is trianglar sail is given by A(x) x^2 + 5x + 6.
Find A(5)
If the height of the sail is x+3 meters, then what is the length of the base of the sail?

Answer by mananth(16946) About Me  (Show Source):
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The area in square meters is trianglar sail is given by A(x) x^2 + 5x + 6.
Find A(5)
If the height of the sail is x+3 meters, then what is the length of the base of the sail?
...
A(x)= x^2 + 5x + 6.
A(5)= 5^2 + 5*5 + 6.
A(5)=56
..
A(x)= x^2 + 5x + 6.
=(x+3)(x+2)
height = (x+3)
(x+2) = base
...
m.ananth@hotmail.ca