Dos atletas se encuentran en los extremos opuestos y en carriles diferentes de una pista recta que tiene 632 m de longitud el atleta a parte medio minuto después que el atleta b y ambos corren con una velocidad constante de 0,9 km por horas y 0,2 metros por segundo respectivamente a que distancia despues de haber salido a y a que tiempo se cruzan los dos atletas en la pista

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

The volume of the sun is approximately 1 × 10^18 cu km, while the volume of jupiter is approximately 1 × 10^15 cu km. which of the following is true? a. the volume of jupiter is approximately one thousand times the volume of the sun. b. the volume of jupiter is approximately one hundred times the volume of the sun. c. the volume of the sun is approximately one thousand times the volume of jupiter. d. the volume of the sun is approximately one hundred times the volume of jupiter.