Solution - Simplification or other simple results
Step by Step Solution
Step 1 :
Equation at the end of step 1 :
((2•3x2) + x) - 2
Step 2 :
Trying to factor by splitting the middle term
2.1 Factoring 6x2+x-2
The first term is, 6x2 its coefficient is 6 .
The middle term is, +x its coefficient is 1 .
The last term, "the constant", is -2
Step-1 : Multiply the coefficient of the first term by the constant 6 • -2 = -12
Step-2 : Find two factors of -12 whose sum equals the coefficient of the middle term, which is 1 .
-12 | + | 1 | = | -11 | ||
-6 | + | 2 | = | -4 | ||
-4 | + | 3 | = | -1 | ||
-3 | + | 4 | = | 1 | That's it |
Step-3 : Rewrite the polynomial splitting the middle term using the two factors found in step 2 above, -3 and 4
6x2 - 3x + 4x - 2
Step-4 : Add up the first 2 terms, pulling out like factors :
3x • (2x-1)
Add up the last 2 terms, pulling out common factors :
2 • (2x-1)
Step-5 : Add up the four terms of step 4 :
(3x+2) • (2x-1)
Which is the desired factorization
Final result :
(2x - 1) • (3x + 2)
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