expand (4m + 5n )² using formula
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Answered by
0
Answer:
(4m + 5n)
= (4m)² +2 × 4m × 5n + (5n)²
= 16 m² +40mn + 25n²
hope it helps you!!!
Answered by
0
Step-by-step explanation:
(4m + 5n )²
(a+b)^2 formula
(4m)^2+(5n)^2+2(4m)(5n)
16m^2+25n^2+40mn
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