Question: Starting with the exact expression given by Eq. (5.5), show that Eq. (6.46) results, rather than Eq. (5.8), when the approximations for 0 and
Starting with the exact expression given by Eq. (5.5), show that Eq. (6.46) results, rather than Eq. (5.8), when the approximations for ℓ0 and ℓi are improved a bit.

1 ( n2Si R l; NSo ) (5.5) li lo
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From Eq 56 let cos 1 2 2 then where ... View full answer
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