Use the expansion of (4+x)3 to find the exact value of (4.02)3
Mathematics
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Question
Use the expansion of (4+x)3 to find the exact value of (4.02)3
1 Answer

1. User Answers Xander4D
(4+x)3 = 4 ×3 + x×3
If x = 0.02 then (4+.02)3 = 4×3 + .02×3
= 12 + .06 = 12.06