Question

multiply (2x+3) and (4x-5)​

Answer 1

Answer:

$(2x+5)×(4x−3)</p><p>=2x(4x−3)+5(4x−3)</p><p>=8x2−6x+20x−15</p><p>=8x2+14x−15</p><p></p><p>$

I hope it is helpful for you..

Answer 2

$\huge\fbox\green{\fbox\pink{Solution:-}}$

$\huge\fbox\green{\fbox\orange{By the problem:-}}$

$(2x + 3) \times (4x - 5) \\ = > (2x \times 4x) + (2x \times - 5) + (3 \times 4x) \times (3 \times - 5) \\ = > {8x}^{2} + ( - 10x) + (12x) + ( - 15) \\ = > 8 {x}^{2} - 10x + 12x - 15 \\ = > {8x}^{2} + 2x - 15(ans)$

$\huge\fbox\red{\fbox\green{Done by Aritra Kar:-}}$