Возведите в квадрат 1.(a+c)^2 6. (a^2-b^2 )^2 2.(z-1) ^2 7. (a^2-5 ) ^2 3.(5a-3) ^2 8. (-3x+y) ^2 4.(6+2c)^2 9. (7-b^3) ^2 +8z) ^2 10. (c^2+d^2)^2

1.а²+2ас+с²
2.z²-2z+1
3.25a²-30a+9
4.36+24c+4c²
5.25t²-80tz+64z²
6.a⁴-2a²b²+b⁴
7.a⁴-10a²+25
8.9x²-6xy+y²
9.49-14b³+b⁶
10.c⁴+2c²d²+d⁴