factorise the expressions.
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5b(2a+1)+2(2a+1)
(5b+2)(2a+1)
pls I can only solve the first one
(5b+2)(2a+1)
pls I can only solve the first one
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10ab+4a+5b+2
= 10 ab+5b + 4a+2
=5b(2a+1) +2(2a+1)
= (2a+1)(5 b+2)
6xy-4y+6-9x
=6xy-9x-4y+6
=3x(2y-3)-2(2y-3)
=(2y-3)(3x-2)
= 10 ab+5b + 4a+2
=5b(2a+1) +2(2a+1)
= (2a+1)(5 b+2)
6xy-4y+6-9x
=6xy-9x-4y+6
=3x(2y-3)-2(2y-3)
=(2y-3)(3x-2)
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