Question
Download Solution PDFSimplify the following expression:
9993 × 10007
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
Expression to simplify: 9993 × 10007
Formula Used:
Using the algebraic identity (a - b)(a + b) = a2 - b2
Calculation:
Here, a = 10000 and b = 7
⇒ 9993 × 10007 = (10000 - 7) × (10000 + 7)
⇒ 9993 × 10007 = 100002 - 72
⇒ 9993 × 10007 = 100000000 - 49
⇒ 9993 × 10007 = 99999951
The correct answer is option 1.
Last updated on Jun 28, 2025
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