Solution - Simplification or other simple results
Step by Step Solution
Step 1 :
Equation at the end of step 1 :
(23x2 - 6x) + 1
Step 2 :
Trying to factor by splitting the middle term
2.1 Factoring 8x2-6x+1
The first term is, 8x2 its coefficient is 8 .
The middle term is, -6x its coefficient is -6 .
The last term, "the constant", is +1
Step-1 : Multiply the coefficient of the first term by the constant 8 • 1 = 8
Step-2 : Find two factors of 8 whose sum equals the coefficient of the middle term, which is -6 .
| -8 | + | -1 | = | -9 | ||
| -4 | + | -2 | = | -6 | That's it |
Step-3 : Rewrite the polynomial splitting the middle term using the two factors found in step 2 above, -4 and -2
8x2 - 4x - 2x - 1
Step-4 : Add up the first 2 terms, pulling out like factors :
4x • (2x-1)
Add up the last 2 terms, pulling out common factors :
1 • (2x-1)
Step-5 : Add up the four terms of step 4 :
(4x-1) • (2x-1)
Which is the desired factorization
Final result :
(2x - 1) • (4x - 1)
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