robmoore11p6mekr robmoore11p6mekr
  • 03-04-2018
  • Mathematics
contestada

is the formula sin2X+2sinX=0 valid?

Respuesta :

popalabdulqayou
popalabdulqayou popalabdulqayou
  • 03-04-2018
no is not valid because according to trig identities sin2x is 2sinxcosx
so 2sinxcosx+2sinx=2sinx(cosx+1)
Hopes this loves.
Answer Link

Otras preguntas

If five times a number is subtracted from twelve times a number, the result is seven less than twice the number. Find the number.
Which clause is subordinate? A. There were baby goats running all over the yard! B. After an hour, all except one had been captured. C. Someone had not shut
Fatigue can be both ________________.
Change 1.4 to a fraction. 1/4 1 1/4 1 1/2 1 2/5
A larger population density always indicates a larger population size.
when would there be only four different equations for a set of math mountain numbers
Which odorless, colorless, and tasteless resource is considered cleaner than other fossil fuels?
transmission of electric signals through wire
The climate of Eastern Central Europe is mainly _____. continental Mediterranean polar tropical
Solve this equation: α ÷ 6 + 4 = 16