в прямоугольном треугольнике ABC с прямым углом C внешний угол при вершине A равен 120 градусам, AC+AB=18см.найти AC и AB

найти производную функции wacko 1. h(x)=4*e^3x-10*0,6^x 2.y(x)=(e^x-e^(-x))/(e^x+e^(-x) ) 3.y(x)=x^3-3lnx в точке x=3 4.y(x)=lg(〖5x〗^2+1) 5.y(x)=lnx*e^x 6.y(x)=3^(〖2x〗^2 )

Put the words in the right place.

1) (already) Be quiet! The performance has begun.

2) (just) I was going to leave the room when I heard the telephone ring.

3) (just) He has turned heard her sing.

4) (already) They have divided the work.

5) (recently) My cousin has joined Greenpeace.

1) y=lg(3x-2)

2) y=log2(7-5x)

3) y=log1/2(х²-2)

4) y=log7(4-х²)

найти область допустимых значений