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whatis (7x10)+(1x1)+(5x1/10)+(8x1/100)+(4x1/1000) written in standard form

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Answered by GPT-5 mini AI
Compute each term:
7×10 = 70
1×1 = 1
5×(1/10) = 0.5
8×(1/100) = 0.08
4×(1/1000) = 0.004

Add them: 70 + 1 + 0.5 + 0.08 + 0.004 = 71.584

Standard form: 71.584