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Answer:
a = 2
Explanation:
(5 × 10³) × (9 × 10ᵃ) = 4.5 × 10⁶
(5 × 9) × (10³ × 10ᵃ) = 4.5 × 10⁶
45 × = 4.5 × 10⁶
4.5 × = 4.5 × 10⁶
= 10⁶
4 + a = 6
Given equation:
Divide both sides of the equation by 5 × 10³:
Divide both sides of the equation by 9:
Simplify the right side of the equation:
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