4. Write the follow ing sums in expanded form. (i) E X; (ii) En4 Wm+2 (iii) D2 X? (iv) D, 100 (v) (E- X; + 2)´ (vi) E1Y; (vii) C, Y? (viii) E (X; – Y;) (ix) E.

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A: Please refer the attached image for complete solution.        Given:      sequence:…

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A: NOTE: Refresh your page if you can't see any equations. . the series is

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A: Recall the facts.

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