Solution - Simplification or other simple results
Step by Step Solution
Step 1 :
Equation at the end of step 1 :
((0 - 3x2) + 26x) - 16
Step 2 :
Step 3 :
Pulling out like terms :
3.1 Pull out like factors :
-3x2 + 26x - 16 = -1 • (3x2 - 26x + 16)
Trying to factor by splitting the middle term
3.2 Factoring 3x2 - 26x + 16
The first term is, 3x2 its coefficient is 3 .
The middle term is, -26x its coefficient is -26 .
The last term, "the constant", is +16
Step-1 : Multiply the coefficient of the first term by the constant 3 • 16 = 48
Step-2 : Find two factors of 48 whose sum equals the coefficient of the middle term, which is -26 .
| -48 | + | -1 | = | -49 | ||
| -24 | + | -2 | = | -26 | That's it |
Step-3 : Rewrite the polynomial splitting the middle term using the two factors found in step 2 above, -24 and -2
3x2 - 24x - 2x - 16
Step-4 : Add up the first 2 terms, pulling out like factors :
3x • (x-8)
Add up the last 2 terms, pulling out common factors :
2 • (x-8)
Step-5 : Add up the four terms of step 4 :
(3x-2) • (x-8)
Which is the desired factorization
Final result :
(8 - x) • (3x - 2)
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