1.

(ii) (9.9)3(iii) (598/(ii) (3x + 8ヅ-(3x-8yy(iv) (7k-5が-(1k+ 5が(1) 983(i) (x+が-(x-7)323/(2 3TE-y=4awTxy = 21. Tx3-V4T TA可ταす fan食1乀//

Answer»

9.9^3 = 9.9 x 9.9 x 9.998.01 x 9.9970.299



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