155
x^5y*(xy^3z)=x^6y^4z
4ab*(-a^2)(-b^3)=4a^3b^4
-1\5p^3q^4*5p^2q^3=-p^5q^7
-11a²b*0,3a²b²=-3,3a^4b³
4\9xy³*2\3xy=8\27x²y^4
-0,6m²n*(-10mn²)=6m³n³
156
xy*(-7xy²)*4x²y=-28x^4y^4
10a²b*(-ab²)*0,6a³=-6a^6b³
0,3m²*(-1\3n^4m^6)=-0,3n^4m^8
a²b*(-ab)*(-ab²)=-a^4b^4
157
(3a²)³=3³a^6=27a^6
(-2x^4y²)³=-8x^12y^6
(-m²nk³)^5=-m^10n^5k^15
(2ab²)²=4a²b^4
X x
∫5dt>1, 5tl>1, 5x>1,x>1/5,x>0,2 (0,2;∞)
0 0
1 1
∫3dt>9, 3xl >9, 3-3x>9, -3x>9-3, -3x>6, x<6/(-3), x<-2 (-∞;-2)
x x
= Выносим 3x(x+3x)\3x=Сокращаем 3x= x+3
2sin3x=-1
sin3x=-1/2
3x=7π/6+2πn U 3x=11π/6+2πn
x=7π/18+2πn/3 U x=11π/18+2ππn/3
x={-31π/36;-3π/4;-π/4;-π/12;15π/36;7π/12;35π/36;5π/4}
-8,9; -7,7; -0,1; 0,3; 7,6; 8,2.
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