Question

преобразуйте в многочлен 1)(2a+3b)^2. 2)(4p-5g)^2
.3)(6c+2d)^2.

Answer 1

4а^2+12аb+9b^2. 16p^2-40pg+25g^2. 36c^2+24cd+4d^2

Answer 2

$(2a+3b) {}^{2} = 4a {}^{2} + 12ab + 9b {}^{2}$
$(4p-5g) {}^{2} = 16p {}^{2} - 40pg + 25g {}^{2}$
$(6c+2d) {}^{2} = 36c {}^{2} + 24cd + 4d {}^{2}$