idisaguilar74
idisaguilar74 idisaguilar74
  • 04-04-2020
  • Mathematics
contestada

which sum or difference identity would you use to vertify that cos (180⁰- thata)=-cos thata
​

Respuesta :

MathPhys
MathPhys MathPhys
  • 04-04-2020

Step-by-step explanation:

Use the angle difference formula for cosine.

cos(α − β) = cos α cos β + sin α sin β

cos(180° − θ) = cos 180° cos θ + sin 180° sin θ

cos(180° − θ) = (-1) cos θ + (0) sin θ

cos(180° − θ) = -cos θ

Answer Link

Otras preguntas

30.0 grams of magnesium is reacted wiyh 30.0 g of oxygen what mass of magnesium oxide is produced by the reactionPlsss with explanation
what is the function dna polymerace a - bringing amino acids to the ribosome b - bringing dna to the ribosome c - linking complementary base pairs to the parent
What detail from this excerpt best symbolizes traditional pueblo culture? the cottonwood tree the new brown shirt the old man’s bed the red blanket
Give me your trip journal/ trip diary please (Time Sensitive)
solve pls brainliest
is foreshadowing the same thing as suspense?
Requirements for a good code of ethics grade 11
How do you think observing memorial day inspires patriotism in americans?.
i can figure out 12 is greater than four times a number g
This is for a test please answer