tdj12321 tdj12321
  • 20-11-2017
  • Mathematics
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What is the middle term of the product of (x + 5)(x + 2)? A.7x B.10x C.18x

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swalley2004
swalley2004 swalley2004
  • 20-11-2017
When you use F.O.I.L. on problems you get an answer that looks like this; ax^2 + bx + c. The middle term is bx. To find this term we solve out by multiplication. so x*x + 5*x + 2*x + 5*2 or x^2 + 7x + 10, so the middle term is 7x.
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