Solution - Simplification or other simple results
Other Ways to Solve
Simplification or other simple resultsStep by Step Solution
Reformatting the input :
Changes made to your input should not affect the solution:
(1): "x3" was replaced by "x^3".
Step 1 :
Equation at the end of step 1 :
24x3 - 2
Step 2 :
Step 3 :
Pulling out like terms :
3.1 Pull out like factors :
16x3 - 2 = 2 • (8x3 - 1)
Trying to factor as a Difference of Cubes:
3.2 Factoring: 8x3 - 1
Theory : A difference of two perfect cubes, a3 - b3 can be factored into
(a-b) • (a2 +ab +b2)
Proof : (a-b)•(a2+ab+b2) =
a3+a2b+ab2-ba2-b2a-b3 =
a3+(a2b-ba2)+(ab2-b2a)-b3 =
a3+0+0-b3 =
a3-b3
Check : 8 is the cube of 2
Check : 1 is the cube of 1
Check : x3 is the cube of x1
Factorization is :
(2x - 1) • (4x2 + 2x + 1)
Trying to factor by splitting the middle term
3.3 Factoring 4x2 + 2x + 1
The first term is, 4x2 its coefficient is 4 .
The middle term is, +2x its coefficient is 2 .
The last term, "the constant", is +1
Step-1 : Multiply the coefficient of the first term by the constant 4 • 1 = 4
Step-2 : Find two factors of 4 whose sum equals the coefficient of the middle term, which is 2 .
-4 | + | -1 | = | -5 | ||
-2 | + | -2 | = | -4 | ||
-1 | + | -4 | = | -5 | ||
1 | + | 4 | = | 5 | ||
2 | + | 2 | = | 4 | ||
4 | + | 1 | = | 5 |
Observation : No two such factors can be found !!
Conclusion : Trinomial can not be factored
Final result :
2 • (2x - 1) • (4x2 + 2x + 1)
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