Ответ:
ОДЗ :
x + 2 > 0
x > - 2
log_{4}(x+2)+log_{4}3=log_{4}15\\\\log_{4}(x+2)=log_{4}15-log_{4}3\\\\log_{4} (x+2)=log_{4}\frac{15}{3}\\\\log_{4}(x+2)=log_{4}5\\\\x+2=5\\\\x=3\\\\Otvet:3
Объяснение:
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(3m-4n)+(5m+3n)+n-7m=3m-4n+5m+3n+n-7m=m
X^3 - 3x^2 + 2 = 0
x^3 - x^2 - 2x^2 + 2x - 2x + 2 = 0
(x^3 - x^2) - (2x^2 - 2x) - (2x - 2) = 0
x^2 (x - 1) - 2x(x - 1) - 2(x - 1) = 0
(x - 1)(x^2 - 2x - 2) = 0
1) x - 1 = 0
x₁ = 1
2) x^2 - 2x - 2 = 0
D = 4 + 8 = 12
x₂ = ( 2 + 2√3)/2 = 1 + √3;
x₃ = ( 2 - 2√3)/2 = 1 - √3;
Ответ
1 - √3; 1; 1+√3
Нечетная функция когда y(-x)=-y(x)
(-х)²(-ах+2а-6)=<span>-х²(ах+2а-6)
</span><span>-ах+2а-6=-(ах+2а-6)</span>
<span>-ах+2а-6=<span>-ах-2а+6
</span></span><span>2а-6=-2а+6</span>
<span>4а=12
a=3<span /></span>