привет помогите решить)уравнения)заранее спасибо)
1)x^2-1/6=0
2)25x^2-16=0
3)x^2-36=0
4)y^2-49=0
5)y^2-0.25=0
6)64-9x^2=0
7)9x^2-4=0
8)z^2-16=0
9)4x^2-9=0
10)x^2-0.04=0
11)16x^2-9=0
1) x^2-1=0
x=+/-1
2) 25x^2-16=0
(5x-4)(5x+4)=0
x=4/5
x = -4/5
3) (x-6)(x+6)=0
x=-6
x=6
4) (y-7)(y+7)=0
y=7
y=-7
5) (y-0.5)(y+0.5)=0
y= +/- 0.5
6) (8-3x)(8+3x)=0
x= +/-8/3
7) (3x-2)(3x+2)=0
x=-/+ 2/3
8) z^2=16
z=-/+4
9) 4x^2=9
x=+/-2/3
10) (x-0.2)(x+0.2)=0
x=-/+ 0.2
11) (4x-3)(4x+3) = 0
x= -/+ 3/4
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Verified answer
1) x^2-1=0
x=+/-1
2) 25x^2-16=0
(5x-4)(5x+4)=0
x=4/5
x = -4/5
3) (x-6)(x+6)=0
x=-6
x=6
4) (y-7)(y+7)=0
y=7
y=-7
5) (y-0.5)(y+0.5)=0
y= +/- 0.5
6) (8-3x)(8+3x)=0
x= +/-8/3
7) (3x-2)(3x+2)=0
x=-/+ 2/3
8) z^2=16
z=-/+4
9) 4x^2=9
x=+/-2/3
10) (x-0.2)(x+0.2)=0
x=-/+ 0.2
11) (4x-3)(4x+3) = 0
x= -/+ 3/4