Solution - Simplification or other simple results
Step by Step Solution
Step 1 :
Equation at the end of step 1 :
((2•3x2) - 17x) + 12
Step 2 :
Trying to factor by splitting the middle term
2.1 Factoring 6x2-17x+12
The first term is, 6x2 its coefficient is 6 .
The middle term is, -17x its coefficient is -17 .
The last term, "the constant", is +12
Step-1 : Multiply the coefficient of the first term by the constant 6 • 12 = 72
Step-2 : Find two factors of 72 whose sum equals the coefficient of the middle term, which is -17 .
-72 | + | -1 | = | -73 | ||
-36 | + | -2 | = | -38 | ||
-24 | + | -3 | = | -27 | ||
-18 | + | -4 | = | -22 | ||
-12 | + | -6 | = | -18 | ||
-9 | + | -8 | = | -17 | That's it |
Step-3 : Rewrite the polynomial splitting the middle term using the two factors found in step 2 above, -9 and -8
6x2 - 9x - 8x - 12
Step-4 : Add up the first 2 terms, pulling out like factors :
3x • (2x-3)
Add up the last 2 terms, pulling out common factors :
4 • (2x-3)
Step-5 : Add up the four terms of step 4 :
(3x-4) • (2x-3)
Which is the desired factorization
Final result :
(2x - 3) • (3x - 4)
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