Question

(4a-3b)^2 -(4a+3b)^2 срочно

Answer 1

(4a-3b)^2 -(4a+3b)^2=(4a-3b+4a+3b)(4a-3b-4a-3b)=8a(-6b)=-48ab

Answer 2

$(4a-3b)^2 -(4a+3b)^2=(4a-3b+4a+3b)(4a-3b-4a-3b)=\=8a(-6b)=-48ab$