Find the cube root of 800 - 2 - 5 - 64

The correct option is A 80 800 × 2 × 5 × 64 can be written as ⇒8 ×100×10×8 × 8 (64 = 8×8 ) ⇒8 ^ 3 × 10 ^3 ∴√((800 × 2 × 5 × 6)) =√(8 ^ 3 × 10 ^3) = 8×10 ...

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Standard VIII

Mathematics

Cube Roots

Find the cube...

Question

Find the cube root of $800 \times 2 \times 5 \times 64$

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640

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2400

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Solution

The correct option is A
80

$800 \times 2 \times 5 \times 64 can be written as \Rightarrow 8 \times 100 \times 10 \times 8 \times 8 (64 = 8 \times 8) \Rightarrow 8^{3} \times 10^{3}$

$∴ \sqrt[3]{(800 \times 2 \times 5 \times 6)} = \sqrt[3]{8^{3} \times 10^{3}} = 8 \times 10 = 80$

Suggest Corrections

Find the cube root of 800×2×5×64

The correct option is A 80 800×2×5×64 can be written as⇒8×100×10×8×8 (64=8×8)⇒83×103 ∴3√(800×2×5×6)=3√83×103=8×10=80

Find the cube root of $800 \times 2 \times 5 \times 64$

The correct option is A
80

$800 \times 2 \times 5 \times 64 can be written as \Rightarrow 8 \times 100 \times 10 \times 8 \times 8 (64 = 8 \times 8) \Rightarrow 8^{3} \times 10^{3}$

$∴ \sqrt[3]{(800 \times 2 \times 5 \times 6)} = \sqrt[3]{8^{3} \times 10^{3}} = 8 \times 10 = 80$