aviaiz0eth3RayRosm
aviaiz0eth3RayRosm
28-12-2016
Mathematics
contestada
find the square.. (8m+7)^2
Respuesta :
djsdoodle
djsdoodle
28-12-2016
The answer is
64m^2 + 112m + 49
Answer Link
lakshaybhandari
lakshaybhandari
28-12-2016
STEPS :
(8m + 7) ^ 2
Apply distributing rule : (a + b)^2 = a^2 + 2ab + b^2
= (8m)^2 + 2 ⋅ 8m
⋅ 7 + 7^2
(8m)^2 = 64m^2
2 ⋅ 8m
⋅ 7 = 112m
7^2 = 49
= 64m^2 + 112m + 49
Hope this helps :)
Answer Link
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