sha2ristana sha2ristana

21-11-2016
Mathematics

contestada

cos(x/5)sin(x/5)=1/2[sin(2x/5)]

A. True B. False ...?

Respuesta :

antonsandiego antonsandiego

21-11-2016

As I see this equation cos(x/5)sin(x/5)=1/2[sin(2x/5)] is correct. So it's true. Usr this trick to simplify the equation and check it. cos(u)sin(v) = 1/2[sin(u+v)+sin(u-v)]

Answer Link

Otras preguntas

Wall decorations made from small pieces of marble set in mortar were commonly seen in Roman art. What is this type of artwork called?

a lab technician wants to make 50ml of a 20% alcohol solution. she has solutions that are 30% and 15% alcohol. how much of each must she use?

Solve the inequality -9x/11 - 7 < -5.

which food plant was native to the old world

A scientist observes a petri dish containing a number of bacteria. On the first day, the dish had 300 bacteria on the second day, the dish had 1200 bacteria. On

In a relationship between an employee abd supervisor who must do most of the adjusting

-4 (-2)+3 (4)+3 (-4)-5 (4)

write short definitions for each of the following terms- ostinato, Canyon, Operetta, coda. the performers in "stomp!" use whatever they can find in their surrou

Given f(x) = 7x – √2 and g(x) = x + √2, find (f – g)(x).

William Bradford, Of Plymouth Plantation: What event brings about the turning point in the colonists’ fortunes? Why is this event ironic? Whom does Bradford cre