EvelynMik
EvelynMik EvelynMik
  • 03-11-2016
  • Mathematics
contestada

1+sin^2 x = 2-cos^2 x

Respuesta :

Аноним Аноним
  • 03-11-2016
1+sin²x=2-cos²x
Remenber:   sin²x+cos²x=1      ⇒sin²x=1-cos²x
 
1+sin²x=1+(1-cos²x)=2-cos² x       (this is true)

Answer Link

Otras preguntas

find the mean of 11,-7,-14,10,-5
The difference of a number q and 8
The series of events that make up the actual story of a play is its ______. plot dialogue setting theme
Differentiate each function. Do not expand an expression before differentiating. a)f(x)=(2x+3)^4
hubungan ham dengan pancasila
I Am A Number That Is Double The Product Of 2 And 7. One Of My Factors Is 7 What Is My Other factor
Which of the following is an extinct group of mollusks related to today's chambered nautilus? a. trilobites b. ammonites c. foraminifera d. stromatolites
Five more than twice a number is 17
What makes a hypothesis testable
CupCaking, a cupcake bakery, uses the equation below to determine the price of cupcakes, where y represents the total price in dollars and x represents the numb