Grade 128 grade maths
Using (x + a) (x + b) = x^2 + (a + b) x + ab, find103 x 98
Using (x + a) (x + b) = x^2 + (a + b) x + ab, find
103 x 98
1 Answer
Harshit Singh
Dear Student
103 x 98
= (100 + 3)(100 - 2)
= 1002+ (3-2)100 - 6
= 10000 + 100 - 6
= 10094
Thanks
103 x 98
= (100 + 3)(100 - 2)
= 1002+ (3-2)100 - 6
= 10000 + 100 - 6
= 10094
Thanks
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