Una caja de 20 kg reposa sobre un plano inclinado con un ángulo de 30º con la horizontal. El coeficiente de fricción cinética entre la caja y el plano es 0.3. Calcular la aceleración con
la que desciende la caja por el plano inclinado. (25 pts.)

In positive numbers less than 1, the zeros between the decimal point and non zero are significant

For the below questions, consider a consumer that consumes two goods, x and z with the following utility function. u with bar on top space equals space x to the power of 1 third end exponent z to the power of 2 over 3 end exponent suppose initial values for income and the prices of goods x and z are y equals 90, p subscript x equals space 10, and p subscript z equals 15 respectively, then the price of good x falls to syntax error from line 1 column 89 to line 1 column 100. unexpected '\'.. what is the magnitude of the total effect

Is a volume of space that is empty of matter.