If x=10andy=4,then the value of (0.4x+y)(0.4x−y) is
Answers
Answered by
6
Answer:
0
Step-by-step explanation:
By putting the values of x and y in given equation
[0.4(10)+4][0.4(10)-4)]
0
Answered by
1
Step-by-step explanation:
(0.4x+y)(0.4x-y)
answer:
=0.4x(0.4x-y)+y(0.4x-y)
=0.16x2-0.4xy+0.4xy-y2
=0.16x2-0.8xy-y2(Ans)
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