math
posted by Mya .
The area of a rectangular garden is given by the trinomial 2x squared + 2x  84. What are the possible dimensions of the rectangle?

Begin by factoring out the common factor of 2.
That leaves x^2 + x  42
Factor this trinomial
Looks like you will be dealing with 6, 7. One is positive and the other is negative. Remember that distance cannot be measured as a negative number.
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