Question

using the formula expand (3x+8y) 2

​

Answer 1

Answer:

Heya mate your answer is----------------------------------------------------in the attachment that I have sent you

plz mark Brainliest

follow me

Answer 2

$formula$

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

$a = 3x \: \: \: \: \: b = 8y$

$(3x + 8y) {}^{2} = 3x \times 3x + 8y \times 8y + 2 \times 3x \times 8y$

$= 9x {}^{2} + 64 {y}^{2} + 48xy$

answer