Answer:
Identity: (x + a) (x + b) = x2 + (a + b)x + ab
103 × 107 = (100 + 3)(100 + 7)
Substituting x = 100, a = 3, b = 7 in the above identity, we get
= (100)2 + (3 + 7)(100) + (3)(7)
= 10000 + 1000 + 21
= 11021
Copyright © 2024 EHUB.TIPS team's - All rights reserved.
Answers & Comments
Answer:
Identity: (x + a) (x + b) = x2 + (a + b)x + ab
103 × 107 = (100 + 3)(100 + 7)
Substituting x = 100, a = 3, b = 7 in the above identity, we get
= (100)2 + (3 + 7)(100) + (3)(7)
= 10000 + 1000 + 21
= 11021