Упростите выражения(4x+3)^2-24x, 18c^2-2(3c-1)^2
(4x+3)^2-24x=16х^2+24x+9-24x=16x^2+9
18c^2-2(3c-1)^2=18c^2-2(9c^2-6c+1)=18c^2-18c^2+12c-2=12c-2
1) (4x+3)*2-24x= 4x+3*2-24x =6-24x
2) 18c*2-2(3c-1)*2= 18с*2-6с-2*2=18с*-6с-4=36с-6с-4=30с-4
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(4x+3)^2-24x=16х^2+24x+9-24x=16x^2+9
18c^2-2(3c-1)^2=18c^2-2(9c^2-6c+1)=18c^2-18c^2+12c-2=12c-2
1) (4x+3)*2-24x= 4x+3*2-24x =6-24x
2) 18c*2-2(3c-1)*2= 18с*2-6с-2*2=18с*-6с-4=36с-6с-4=30с-4