b) Find the value of 103 X 97 using (a + b)(a -b ) = a2 - 62
Answers
Answered by
2
Answer:
(a+b) (a-b) =a2-b2
(100+3) 100-3)=10000-9
=9991
Answered by
2
Answer:
103×97=9991
Step-by-step explanation:
=(100+3)(100-3)=100^2-3^2=10000-9=9991
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