Even im not giving the result, i can tell you how to do it: Since time period is given as 6, we can calculate it's:
<span><span>R(t)=0.89sin(<span>π3</span>∗1.5)
Please do the calculations and you will get your answer. Hope it helps</span></span>
First, an orthopedic surgeon should do an evaluation. Once he takes a family history and does an exam of the muscle, he may order further testing such as an MRI, an ultrasound, or he may do electromyography In this test they insert a small, thin needle directly into the muscle to test the muscles electrical activity. They may also want to do a biopsy where they remove a small sample for further testing in a lab.
You cure a headache by resting in a quiet dark room and apply hot/cold pressure to your head or neck.
You can also take in small amounts of caffeine. And take medication such as ibuprofen, Tylenol or aspirin. Make sure to drink water, limit alcohol and get lots of sleep. You can also try essential oils.