factorise x^3+13x^2+32x+20
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Answer:(x + 2) • (x + 1) • (x + 10)
Step-by-step explanation:Step by step solution :
Step 1 :
Equation at the end of step 1 :
(((x3) + 13x2) + 32x) + 20
Step 2 :
Checking for a perfect cube :
2.1 x3+13x2+32x+20 is not a perfect cube
Trying to factor by pulling out :
2.2 Factoring: x3+13x2+32x+20
Thoughtfully split the expression at hand into groups, each group having two terms :
Group 1: x3+13x2
Group 2: 32x+20
Pull out from each group separately :
Group 1: (x+13) • (x2)
Group 2: (8x+5) • (4)
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