reinaglara15 reinaglara15
  • 07-05-2020
  • Mathematics
contestada

Simplify (1 − sin x)(1 + sin x). (2 points)

a
1

b
cos2 x

c
sin2 x

d
tan2 x

Respuesta :

lucasella
lucasella lucasella
  • 07-05-2020

Answer:

cos²x

Step-by-step explanation:

(a-b)(a+b)=a²-b²

sin²x+cos²x=1 => cos²x=1-sin²x

(1 − sin x)(1 + sin x)=1-sin²x=cos²x

Answer Link
dayawilson6 dayawilson6
  • 06-07-2021

Answer:

b

Step-by-step explanation:

took the test

Answer Link

Otras preguntas

|2x-3| < 9 solve for x
the loss of chloroplasts would have a direct impact on a green plants ability to.........
how do u create an algebraic expression with a coefficient of 7 and a constant of 4
Which mixture will not yield hydrogen gas? (A) sodium and water (B) calcium and water (C) zinc and hydrochloric acid (D) zinc and concentrated nitric acid
where does the blood pick up oxygen
Organized labor would have supported which of the following demands in the “Omaha Platform” of the Populist Party in the 1892 election? (A) An increase in curre
What is equivalent to  1 / 12
What is the tense of the underlined verb in the sentence? We had just begun to practice the skit when the fire alarm rang.
is migration an adaptive behavior
What is equivalent to  1 / 12