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Masja [62]
3 years ago
12

The area of a rectangular desk is given by the trinomial

la1" title=" d^{2} -7d-18" alt=" d^{2} -7d-18" align="absmiddle" class="latex-formula">.what are the possible dimensions of the desk? Use factoring.
Mathematics
1 answer:
SSSSS [86.1K]3 years ago
4 0
D^2-7d-18


d -9


d +2


(d-9)(d+2)



d-9=0 d=9


d+2=0 d=-2
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