Solution - Simplification or other simple results
Step by Step Solution
Reformatting the input :
Changes made to your input should not affect the solution:
(1): "p2" was replaced by "p^2". 1 more similar replacement(s).
Step 1 :
Equation at the end of step 1 :
((5•(p3))-p)-((7p2+4p)-3)Step 2 :
Equation at the end of step 2 :
(5p3 - p) - (7p2 + 4p - 3)
Step 3 :
Checking for a perfect cube :
3.1 5p3-7p2-5p+3 is not a perfect cube
Trying to factor by pulling out :
3.2 Factoring: 5p3-7p2-5p+3
Thoughtfully split the expression at hand into groups, each group having two terms :
Group 1: -5p+3
Group 2: 5p3-7p2
Pull out from each group separately :
Group 1: (-5p+3) • (1) = (5p-3) • (-1)
Group 2: (5p-7) • (p2)
Bad news !! Factoring by pulling out fails :
The groups have no common factor and can not be added up to form a multiplication.
Polynomial Roots Calculator :
3.3 Find roots (zeroes) of : F(p) = 5p3-7p2-5p+3
Polynomial Roots Calculator is a set of methods aimed at finding values of p for which F(p)=0
Rational Roots Test is one of the above mentioned tools. It would only find Rational Roots that is numbers p which can be expressed as the quotient of two integers
The Rational Root Theorem states that if a polynomial zeroes for a rational number P/Q then P is a factor of the Trailing Constant and Q is a factor of the Leading Coefficient
In this case, the Leading Coefficient is 5 and the Trailing Constant is 3.
The factor(s) are:
of the Leading Coefficient : 1,5
of the Trailing Constant : 1 ,3
Let us test ....
| P | Q | P/Q | F(P/Q) | Divisor | |||||
|---|---|---|---|---|---|---|---|---|---|
| -1 | 1 | -1.00 | -4.00 | ||||||
| -1 | 5 | -0.20 | 3.68 | ||||||
| -3 | 1 | -3.00 | -180.00 | ||||||
| -3 | 5 | -0.60 | 2.40 | ||||||
| 1 | 1 | 1.00 | -4.00 | ||||||
| 1 | 5 | 0.20 | 1.76 | ||||||
| 3 | 1 | 3.00 | 60.00 | ||||||
| 3 | 5 | 0.60 | -1.44 |
Polynomial Roots Calculator found no rational roots
Final result :
5p3 - 7p2 - 5p + 3
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