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

use the drop downs to determine which symbols would complete the inequality for the domain. −4 (a) x (b) 4 (a) (b) use the drop downs to determine which symbols

a hypothesis about why humans sleep suggests that the onset of rem sleep stops the release of neurtransmitters called

How do Oklahoma's Geographic Regions differ

eight congruent equilateral triangles, each of a different color, are used to construct a regular octahedron. how many distinguishable ways are there to constru

1a. how does gail demonstrate that she is a business ally? how does gail demonstrate that she is a business ally?

Marlene noticed that when a pair of parallel lies was cut by a transversal, two particular vertical angles were reflection of each other. What can she conclude

In a ten-sentence paragraph, explain how the story “By the Waters of Babylon” would change if it were told from John's father's point of view. Do not actually s

the stability of wild-type and deletion mutants of human c-terminus hsp70-interacting protein (chip),

what idea best states a conclusion about the painting? the fabrics and accessories indicate the woman’s wealth. the woman’s gestures suggest her compassion for

a state statute of limitations which requires that suits for breach of contract be filed within two years of the date of breach are examples of what laws