"João vendeu sua bicicleta a 360 reais, o que era 80% do que ele havia pago. Por quanto ele deveria ter vendido para ter um lucro de 20%?"​

Analyze the diagram below and complete the instructions that follow. how to find tan

Which of the following choices gives you a slope of 3?

Find a parametrization for the curve「and determine the work done on a particle moving along γ in r3 through the force field f: r^3--r^3'where f(x,y,z) = (1,-x,z) and (a) im (γ) is the line segment from (0,0,0) to (1,2,1) (b) im (γ) is the polygonal curve with successive vertices (1,0,0), (0,1,1), and (2,2,2) (c) im (γ) is the unit circle in the plane z = 1 with center (0,0,1) beginning and ending at (1,0,1), and starting towards (0,1,1)