Math, asked by rs14131211, 4 days ago

using suitable Identity (0.9x + 0.7y) (0.81x square -0.63xy + 0.49y square)

Answers

Answered by ronitgamer223

0

Answer:

ieieuehdhjs0w010020298 7

Step-by-step explanation:

krkr848848885///6678776

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