Solution - Simplification or other simple results
Step by Step Solution
Step 1 :
Trying to factor by splitting the middle term
1.1 Factoring x2-7x-44
The first term is, x2 its coefficient is 1 .
The middle term is, -7x its coefficient is -7 .
The last term, "the constant", is -44
Step-1 : Multiply the coefficient of the first term by the constant 1 • -44 = -44
Step-2 : Find two factors of -44 whose sum equals the coefficient of the middle term, which is -7 .
| -44 | + | 1 | = | -43 | ||
| -22 | + | 2 | = | -20 | ||
| -11 | + | 4 | = | -7 | That's it |
Step-3 : Rewrite the polynomial splitting the middle term using the two factors found in step 2 above, -11 and 4
x2 - 11x + 4x - 44
Step-4 : Add up the first 2 terms, pulling out like factors :
x • (x-11)
Add up the last 2 terms, pulling out common factors :
4 • (x-11)
Step-5 : Add up the four terms of step 4 :
(x+4) • (x-11)
Which is the desired factorization
Final result :
(x + 4) • (x - 11)
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