simlify using suitable identity (0.4m-0.5n)
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simlify using suitable identity (0.4m-0.5n)
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Step-by-step explanation:
(0.4p−0.5q)2
Using,(a−b)2=a2−2ab+b2
=(0.4p)2−2(0.4p)(0.5q)+(0.5q)2
=0.16p2−0.4pq+0.25q2
Answer:
(0.4m-0.5n)
Step-by-step explanation:
use here (a-b)²=a²-b²+2ab
(0.4m)² - (0.5n)² +2(0.4m)(0.5n)
0.16m² -0.25n² +0.40mn