Объяснение:
1) x2 +8x = −16 −2x
x2+8x=-16-2x
x2+10x+16 =0
2)x2 −5x −4 = 10
x2-5x-4=10
x2-5x-14 = 0
Объяснение:
1) x2 +8x = −16 −2x
x2+8x=-16-2x
x2+10x+16 =0
2)x2 −5x −4 = 10
x2-5x-4=10
x2-5x-14 = 0