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Citrus2011 [14]
3 years ago
15

What’s the product (5r+2)(3r-4)

Mathematics
2 answers:
WINSTONCH [101]3 years ago
8 0
   5r + 2 
x 3r  - 4
------------
              -20r -8
15r^2      6r
------------------------
15r^2    + 14r -8 
Marrrta [24]3 years ago
3 0
(5r+2)(3r-4) =15r^2-20r+6r-8=15r^2-14r-8
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