by using a suitable identity ,evaluate the giver number.
a. 104× 95
....answer of this question is 9880
but I don't know how the answer came so please solve this......(>_<)
Answers
Answered by
2
Answer:
9880
Step-by-step explanation:
As we know,
(x+a)(x+b)
=x^2 + (a+b)x + ab
Now,
104 x 95
= (100+4)(100-5)
=(100)^2 +(4-5)100+(4)(-5)
= 10000 - 100 - 20
= 10000 - 120
= 9880
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