Evaluate/ मान ज्ञात कीजिए।
Evaluate/ मान ज्ञात कीजिए।
$145 ^2$.
Detailed Solution & Logic
Correct Answer:
21025
Evaluate:
$145^2$
Use identity:
$(a + b)^2 = a^2 + 2ab + b^2$
$145^2 = (100 + 45)^2$
$= 100^2 + 2 \times 100 \times 45 + 45^2$
$= 10000 + 9000 + 2025$
$= 21025$
Final Answer: 21025
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