chrissy45
chrissy45
30-04-2017
Mathematics
contestada
Help on these precalc problems 14-20
Respuesta :
egenriether
egenriether
30-04-2017
15) factor out cos: cos(x)(sin(x)+1)=0
Now this is true when either cos(x)=0 (x=pi/2 and 3pi/2)
Or when sin(x)=-1 (x=3pi/2)
So it's solutions are pi/2 and 3pi/2
Answer Link
VER TODAS LAS RESPUESTAS ( 77+ )
Otras preguntas
Multiple Choice 1. The opposite of -4 is (1 point) 04. 0-4. O-(-(-4)). O-4.
Which protocol can be used to dynamically assign an ip address to a physical interface?
Structure is the result of two or more protein subunits assembling to form a larger, biologically active protein complex.
How is the cooperative behavior of allosteric enzymes reflected in a plot of reaction rate against substrate concentration?
The idea of improving cash flow by exploiting the cyclical nature of different product lines is represented in?
A brick falls to the ground. if the time for the collision of the brick and the ground is increased by a factor of 4, the force of the collision with the ground
How did the political climate in Italy change after the unification?
The pain associated with chronic pancreatitis is generally described as ________ in nature.
During respiratory distress, a child is trying to keep the alveoli open by increasing pressure in the chest cavity. what sound would you expect to hear?
2. What does Dr. King mean when he says, “Injustice anywhere is a threat to justice everywhere?" What examples does he give of this concept? Include evidence fr
