Math, asked by pushpak3264, 11 months ago

If 3a = 729, then the value of (30a-4)² is

Answers

Answered by Anonymous

1

Given

3a = 729

30a = 7290

there for

( 30a - 4)^2

( 7290 - 4)^2 .

( 7286)^2

53085796

Answered by srivastavayash

2

Answer:

a=243

then ,

30a=30×243

=7290-4

=7486

(7486)^2 = 56040196

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