Question

find ( 2a + 3b )² = ????​

Answer 1

Answer:

(

2

+

3

)

2

(

2

+

3

)

(

2

+

3

)

Answer 2

Answer:

4a^2 + 9b^2+ 12ab

Step-by-step explanation:

(2a+3b)^2

=

$(a + b) {}^{2}$

${a}^{2} + {b}^{2} + 2ab$

${(2a)}^{2} + {(3b)}^{2} + 2 \times 2a \times 3b$

${4a}^{2} + {9b}^{2} + 12ab$