SOLUTION: A rectangle has a width of 2-x and a length of 4x. What is the maximum area of this rectangle?
I tried the quadratic formula and came to x=2 but the area equals to 0 and that's
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Question 507905: A rectangle has a width of 2-x and a length of 4x. What is the maximum area of this rectangle?
I tried the quadratic formula and came to x=2 but the area equals to 0 and that's not the right answer.
Answer by oberobic(2304) (Show Source): You can put this solution on YOUR website!
Area = Length * Width
.
L = 2-x
.
W = 4*x
.
A = (2-x)(4x)
.
A graph of the area can help you find the maximum.
.
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