For each calculation choose the correct answer written in standard form. a) (7 × 10⁵ ) × (3× 10²) A 21 × 10¹⁰ B 21 ×10⁷ C 2.1 × 10¹¹ D 2.1 × 10⁸ b) ( 2 × 10⁵) ÷ ( 4 × 10² ) A 2 × 10 ³ B 5 × 10² C 0.5 ×

For each calculation choose the correct answer written in standard form.

a) (7 × 10⁵ ) × (3× 10²)
A 21 × 10¹⁰
B 21 ×10⁷
C 2.1 × 10¹¹
D 2.1 × 10⁸
b) ( 2 × 10⁵) ÷ ( 4 × 10² )
A 2 × 10 ³
B 5 × 10²
C 0.5 × 10³
D 2 × 10²

For each calculation choose the correct answer written in standard form. a) (7 × 10⁵ ) × (3× 10²) A-example-1

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For each calculation choose the correct answer written in standard form. a) (7 × 10⁵ ) × (3× 10²) A 21 × 10¹⁰ B 21 ×10⁷ C 2.1 × 10¹¹ D 2.1 × 10⁸ b) ( 2 × 10⁵) ÷ ( 4 × 10² ) A 2 …

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