Question

Expand (1+2/3a)^3 pls slove this question

Answer 1

(1+2/3a)^ 3

(3/3a)^3

1a×^3

1a×6

a= 1/6is the answer

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Answer 2

Answer:

Answer:

$\huge\green{\mid{\fbox{\tt{Solution:-}}\mid}}$

${(1 + \frac{2}{3}a) }^{3}$

$= {(1)}^{3} + {( \frac{2}{3}a) }^{3} + 3(1)( \frac{2}{3} a )(1 + \frac{2}{3} a)$

$=1 + { \frac{8}{27}a }^{3} + 2a(1 + \frac{2}{3} a)$

$=1 + { \frac{8}{27} a}^{3} + 2a + { \frac{4}{3}a }^{2}$

$\small\orange{\mid{\fbox{\tt{Hope it's helpful uh ♡♡}}\mid}}$