Question
What is the value of \( { \sqrt{0.33\times0.33+0.6\times 0.6+1.2\times0.33}}\)?
The correct answer is
0.93
\({ \sqrt{0.33\times0.33+0.6\times 0.6+1.2\times0.33}}\)
⇒ \(√{0.33 × 0.33 + 0.6 × 0.6 + 2\times 0.6 \times 0.33}\)
⇒ √ (0.6 +0.33)2
⇒ (0.6 + 0.33)
= 0.93
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