<span>4x+2y=-22 4х+2у=-22 4х+2у=-22 4х+2у=-22 8+2у=-22 у=-15</span>
<span>3x-1\7=-5(14) 42х-2у=-70 46х=-92 х=2 х=2 х=2</span>
S4=80/////////////////////////////
1) log2(x^2 - 2x) = 3
x^2 - 2x = 2^3
x^2 - 2x - 8 = 0
x1 = -2 x2 = 4
<span>2) log3(x-2)<2
x - 2 < 3^2
x < 11
</span>
-√4 = -2, -√1 = -1; √0 = 0; √1 = 1; √4 = 2; √9 = 3
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