Hindi, asked by satnam31, 11 months ago

1. Evaluate :
(1) - 7x2 + 18x2 + 3x2 - 5x2n

Answers

Answered by marushakhalid

1

Answer:28-10n

Explanation:

=-14+36+6-10n

Answered by akash158573

2

Answer:

-14+36+6-10n=0

28-10n=0

n=2.8

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