WITH CORRECT ANSWERS { GRADED
A+}
tan30 - ✔✔√(3) / 3
tan45 - ✔✔1
tan60 - ✔✔√(3)
sinx = - ✔✔1 / cscx
cscx = - ✔✔1 / sinx
cosx = - ✔✔1 / secx
tanx = - ✔✔1 / cotx
cotx = - ✔✔1 / tanx
, Quotient Identity
tanx = - ✔✔sinx / cosx
Quotient Identity
cotx = - ✔✔cosx / sinx
sin²x + cos²x = - ✔✔1
cot²x + 1 = - ✔✔csc²x
tan²x + 1 = - ✔✔sec²x
sinα = - ✔✔cosβ
sinα = - ✔✔O / H
cosβ = - ✔✔O / H
Cofunction Identity
sinx = - ✔✔cos ( π / 2 − x )
Cofunction Identity