smacias47
smacias47
22-03-2017
Mathematics
contestada
Prove the identity. sin(−θ) cot(−θ) = cos θ
Respuesta :
ghanami
ghanami
22-03-2017
Hello :
sin(−θ) = - sin(θ)
cot(−θ) = - cot(θ)
cot(θ) = cos(θ)/sin(θ)
sin(−θ) cot(θ) = (- sin(θ))×(-cos(θ)/sin(θ)) = cos(
θ)
Answer Link
VER TODAS LAS RESPUESTAS ( 47+ )
Otras preguntas
Bonjour , pouvez vous m’aider pour cet exercice : Exercice 1: La vitesse de la lumière Dans la vie courante, par exemple lorsqu'on appuie sur l'interrupteur d'u
Candice needs to explain the meaning of duration to the Project Sponsor. Which of the following best describes the meaning of duration? Select the best answer.
The ___________ legislature passed the Separate Car Act in 1890, providing that "all railway companies carrying passengers ... in this State shall provide separ
What is the pH of a 50.00 mL sample of 0.250 M HCN solution, given that it's titrated with 0.500 M NaOH and HCN has a ( Ka ) value of ( 4.90 times 10{-10})?
Based on the production function data, if the marginal product of the 2nd worker is 6 units of output, total output is equal to _ when 2 workers are hired. Numb
In the beginning of the poem, what is being compared to the falling snow? Snow is being compared to an empty feeling that someone can feel during the winter. Sn
Add $1,$1,$2add $1,$1,$3add $1,$1,$4The problem above has double data hazard.a. Show Clock by clock pipeline execution of the code sequence in the following dia
New Machinery Purchased: To meet increased demand, new machinery was acquired after relocating to the new factory. Machine A (new) was bought for R20,000 on 1 M
6 month of Kalvin is a new patient to your practice. He has been diagnosed with Cerebral Palsy and is being followed by neurology for the condition. Which of th
Construct the indicated confidence interval for the difference between the two population means. Assume that the two samples are independent simple random sampl
