Se invierte una suma de $3000 con interés simple a una tasa de interés anual del 11%. Encuentre una expresión para el valor de la inversión t años después de que se realizó.
Calcule el valor después de 9 años.

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

How do you solve a question like this?