Math, asked by manas45q, 6 months ago

ii)
Зах + 5xy +9 y²=
value of х = а, value of у = 2а

Answers

Answered by Anonymous

1

Step-by-step explanation:

so this question's answer is 49a^2

Attachments:

Answered by noleshsingh1968

0

Answer:

49a^2

3×a×a 3a^2

5×a×2a=10a^2

9(2a)^2 = 9×4×a^2=36a^2

36a^2 3a^2 10a^2 = 49a^2

done

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