найдите наименьшее общее кратное натуральных чисел, представленных в виде произведений простых множителей: 1) a=2*2*3*5 и b=2*3*5*5

скорость течения реки равна 3,2км в час найти собственную скорость лодки и скорость лодки по течению если её скорость против течения равна 7 ,2 км в час

you have received a letter from your english-speaking pen-friend Ann .....at school we are studing the topic"Education in Russia". its not an easy task to understand the system of education in your country. could you tell me how many stages it consists and what are they? when do children start school? what subjects do they study in the secondary school? as for my news? we are mooving to a new house soon... write a letter to ann. in your lette:answer her quastions ask her 3 quastions about new house write 100-140 words.

в одной системе координат постройте графики функций:

у=х^2,y=x^4,y=x^6

Решите уравнение 7x-(x+3)=3(2x-1)