Respuesta :

thanishakapur1

Answer:

x = all real numbers because this equation is an identity

Step-by-step explanation:

9 (1/3) = 9*1/3 = 3

3 + 8x = 4(2x + 3/4)

3 + 8x = 8x + 3

x = all real numbers because this equation is an identity

j070907playz

Answer: − 4 cot ( − 45 )

csc(60)

sin (330)

Not 100 % sure but that's what I figured out.