Considerando que la masa de un electrón es 9 x 10-31 kg. ¿La fuerza gravitacional sobre el electrón puede ser despreciable?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

What is the solution set of the quadratic inequality x^2-5< or equal to 0