Remember: The formula for the period only cares about the coefficient, $$ \color{red}{a} $$ in front of the x. The formula for the period is the coefficient is 8 : $$ -7 cos (\color{red}{8}x) $$. $ period = \frac{2 \pi}{ \color{red}{a}} \\ period = \frac{2 \pi}{ 8} \\ period = \frac{ \pi}{4} $.
Monarch V7 Professional Edition's list price is $765 for a single user and $2,365 for a network of four users. A single user upgrade from V6 Standard Edition to V7 Standard Edition is $169. A single user upgrade from V6 Standard Edition to V7 Pro Edition is $279. A single user upgrade from V6 Pro Edition to V7 Pro Edition is $169. Monarch is available through leading resellers and by calling Datawatch directly at 800-445-3311.
Fitbit sued for faulty heart rate monitors in its Charge HR and Surge devices. Maybe Fitbit doesnât have its finger on the pulse, after all. Dissatisfied customers claim the fitness tracker brandâs $150 Charge HR and $250 Surge heart-rate monitoring devices deliver dangerously inaccurate results â especially while the wearer is working out.