√0.25 − ∛0.008 + √0.36 + ⁴√0.0256 = ?
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Correct answer: A
Explanation
Given:
√0.25 − ∛0.008 + √0.36 + ⁴√0.0256
According to the formulas:
Values of √a, ∛a, ⁴√a
√0.25 = 0.5
∛0.008 = 0.2
√0.36 = 0.6
⁴√0.0256 = 0.4
⇒ 0.5 − 0.2 + 0.6 + 0.4
= 0.3 + 0.6 + 0.4
= 0.9 + 0.4
= 1.3