factorize the following 36(x + y)2 - 49(x - 2y)
Answers
Answer:
(20y - x) • (13x - 8y)
Step-by-step explanation:
Step by Step Solution:
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STEP
1
:
Equation at the end of step 1
(36 • ((x + y)2)) - 49 • (x - 2y)2
STEP
2
:
Equation at the end of step 2
36 • (x + y)2 - 49 • (x - 2y)2
STEP
3
:
3.1 Evaluate : (x+y)2 = x2+2xy+y2
3.2 Evaluate : (x-2y)2 = x2-4xy+4y2
STEP
4
:
Pulling out like terms
4.1 Pull out like factors :
-13x2 + 268xy - 160y2 = -1 • (13x2 - 268xy + 160y2)
Trying to factor a multi variable polynomial :
4.2 Factoring 13x2 - 268xy + 160y2
Try to factor this multi-variable trinomial using trial and error
Found a factorization : (x - 20y)•(13x - 8y)
Answer:
(20y - x) • (13x - 8y)
Step-by-step explanation:
STEP 1 :
Equation at the end of step 1
(36 • ((x + y)2)) - 49 • (x - 2y)2
STEP 2:
Equation at the end of step 2
36 • (x + y)2 - 49 • (x - 2y)2
STEP 3:
3.1 Evaluate : (x+y)2 = x2+2xy+y2
3.2 Evaluate : (x-2y)2 = x2-4xy+4y2
STEP 4:
Pulling out like terms
4.1 Pull out like factors :
-13x2 + 268xy - 160y2 = -1 • (13x2 - 268xy + 160y2)
Trying to factor a multi variable polynomial :
4.2 Factoring 13x2 - 268xy + 160y2
Try to factor this multi-variable trinomial using trial and error
Final result :
(20y - x) • (13x - 8y)