26
√727.99950 + (5.1961)2 = ? ÷ 2/10.7960
- A53
- B45
- C15
- D10
Correct answer: D
Discussion 1
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0
CCommunity
10
√727.9995 + (5.1961)2 = ? ÷ 2/10.7960
=> (? × 10.8)/2 ≈ √728 + (5.2)2
=> ? × 5.4 ≈ 27 + 27.04
= 54.04
=> ? ≈ 54.04/5.4 ≈ 54/5.4 ≈ 10
√727.9995 + (5.1961)2 = ? ÷ 2/10.7960
=> (? × 10.8)/2 ≈ √728 + (5.2)2
=> ? × 5.4 ≈ 27 + 27.04
= 54.04
=> ? ≈ 54.04/5.4 ≈ 54/5.4 ≈ 10