Ответ:
Пошаговое объяснение:
(х+3)^2-1=(х+3-1)(х+3+1)=(х+2)(х+4);
64- (b+1)^2=(8-b-1)(8+b+1)=(7-b)(9+b);
(4a-3)^2-16=(4a-3-4)(4a-3+4)=(4a-7)(4a+1);
25-(a+7)^2=(5-a-7)(5+a+7)=(-a-2)(a+12);
(5a-6)^2-81=(5a-6-9)(5a-6+9)=(5a-15)(5a+3);
1-(2x-1)^2=(1-2x+1)(1+2x-1)=(2-2x)2x
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Ответ:
Пошаговое объяснение:
(х+3)^2-1=(х+3-1)(х+3+1)=(х+2)(х+4);
64- (b+1)^2=(8-b-1)(8+b+1)=(7-b)(9+b);
(4a-3)^2-16=(4a-3-4)(4a-3+4)=(4a-7)(4a+1);
25-(a+7)^2=(5-a-7)(5+a+7)=(-a-2)(a+12);
(5a-6)^2-81=(5a-6-9)(5a-6+9)=(5a-15)(5a+3);
1-(2x-1)^2=(1-2x+1)(1+2x-1)=(2-2x)2x