2006-08-20 15:35:21 · 5 answers · asked by lykwo814@verizon.net 1 in Education & Reference ➔ Home Schooling
(k+4)(k+7)
2006-08-20 15:40:01 · answer #1 · answered by Anonymous · 0⤊ 0⤋
this is a quadratic so it would want to help to jot down ok^2 + 11k + 28 A quadratic is the manufactured from 2 binomials and basically through searching on the equation all of us comprehend some issues. those will take the kind (ok + a)(ok + b) or (ok - a)(ok - b) as a results of the undeniable fact that is a PLUS 28 so the indicators should be an same. very last were seem for 2 factors of 28 whose sum is eleven -- aha! 7 and four fit the bill (ok + 7)(ok + 4) To prepare it remember FOIL: manufactured from the first words, sum of the manufactured from the exterior words plus the manufactured from the interior words, manufactured from the superb. ok^2 +5k +7k +28 ok^2 + 11k + 28 sparkling? sturdy success!
2016-11-26 20:38:32 · answer #2 · answered by rinaldo 4 · 0⤊ 0⤋
k^2+11k+28
=k^2 +7k+4k+28
=k(k+7)+4(k+7)
=(k+7)(k+4)
2006-08-20 21:36:49 · answer #3 · answered by flori 4 · 1⤊ 0⤋
look for two number that multiply to make 28 and add to make 11.
These two numbers are 7 and 4. (7X4=28, 7+4=11)
Therefore your expression factors to (k+4)(k+7)
2006-08-20 16:08:26 · answer #4 · answered by Paul W 2 · 0⤊ 0⤋
If I was a mathematician I would.
2006-08-20 15:40:09 · answer #5 · answered by Keira 6 · 0⤊ 0⤋