ally5599
ally5599
02-04-2017
Mathematics
contestada
write the product cos(2x)sin(5x) as a sum
Respuesta :
jdoe0001
jdoe0001
02-04-2017
come on now, check your book on the "product to sum" identities
[tex]\bf cos({{ \alpha}})sin({{ \beta}})=\cfrac{1}{2}[sin({{ \alpha}}+{{ \beta}})\quad -\quad sin({{ \alpha}}-{{ \beta}})][/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 26+ )
Otras preguntas
What translation rule can be used to describe the result of the composition of (x, y) → (x-9, y -2) and (x, y) + (x + 1, y-2)? (x, y) = (x+8, y– 4) (x, y) = (x
Which statement best describes the effect of the author's warning to be careful? If you are hungry, you might feel inclined to turn to poaching. But be careful:
1.they (run runs) three laps a day 2.he (eat, eats) his breakfast in the morning 3.my dad (water, waters)the lawn in the afternoon 4.i (shake, shakes) my father
The currency exchange for US dollars (USD) to Canadian dollars (CAD) changes daily. If the rate today is one CAD for every $0.85 USD, how much Canadian money (C
When solid ice at 0 Celsius melts and becomes liquid water, there is no change in temperature while melting. A. true B. false
(A) x^2 + 6x + 9 = 0 (B) 8x^2+ 5x - 6 = 0 (C) (x + 4)^2 - 36 = 0
PLEASE HELP WILL GIVE BRAINLIEST AND 5.0 STAR RATING
solve the proportion 3/7 = x-2/6
What major problem did the earliest settlers of Amsterdam encounter? How did they solve the problem?
A ball is thrown upwards. > What effect does the force of gravity have on the ball ?? A. It produces a constant acceleration downwards. B. It produces a c
