2008
Mathematics
67ca00ce0c643c71d77dee1f
Factorize completely; (4x+3y)2 - (3x-2y)2
A.
(x+5y)(7x+y)
B.
(x+5y)(7x-y)
C.
(x-5y)(7x+y)
D.
(x-5y)(7x-y)
Correct Answer: (x+5y)(7x+y)
Explanation
(4x+3y)2 - (3x-2y)2 Using the differences of two squares: (4x+3y+3x-2y)(4x+3y-(3x-2y)) (4x+3y+3x-2y)(4x+3y-3x+2y) (x+5y)(7x+y)
(4x+3y)2 - (3x-2y)2 Using the differences of two squares: (4x+3y+3x-2y)(4x+3y-(3x-2y)) (4x+3y+3x-2y)(4x+3y-3x+2y) (x+5y)(7x+y)THIS WEEK's
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