Which of the following is closest to (10.001)^2 ? GMAT Problem Solving

Question: Which of the following is closet to\(10.001^2\)?

1. 100.00
2. 100.01
3. 100.02
4. 100.03
5. 100.04

Answer:

Approach Solution (1):

\(10.001^2=(10+0.001)^2=10^2+2*10*0.001+0.001^2=100+0.02\)+ something small\(\approx100.02\)

Correct option: C

“Which of the following is closet to\(10.001^2\)?”- is a topic of the GMAT Quantitative reasoning section of GMAT. This question has been taken from the book “GMAT Official Guide Quantitative Review”. To solve GMAT Problem Solving questions a student must have knowledge about a good amount of qualitative skills. The GMAT Quant topic in the problem-solving part requires calculative mathematical problems that should be solved with proper mathematical knowledge.

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