Forma logica matematica de estas tres proposiciones: a) Si la ruta de Rosario a Bs. As es peligrosa, viajo de día.
b) Si los índices de producción y de exportación de
Argentina aumentan entonces aumenta el ingreso per
cápita de sus habitantes.
c) Los programas que tienen errores lógicos no son
eficaces.

Suppose there is a simple index of three stocks, stock abc, stock xyz, and stock qrs. stock abc opens on day 1 with 4000 shares at $3.15 per share. stock xyz opens on day 1 with 5000 shares at $4.30 per share. stock qrs opens on day 1 with 6000 shares at $4.60 per share. the price of stock abc on day 8 begins at $3.50. the price of stock xyz on day 8 begins at $3.90. stock qrs opens on day 8 with a price of $4.50 per share. assume that each stock has the same number of shares that it opened with on day 1. what is the rate of change of this simple index over 1 week?

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

1: 4 if the wew 35 surfboards at the beach how many were short boards?