How do I use EMA for intraday?

How to use EMA in Online trading?
In order to seek out out the trend direction that direction EMA will be applied.
EMA rises: we may look at buying when prices dip near or simply below the EMA.
EMA falls: we may look at selling once prices meet towards or simply above the EMA.
Moving averages additionally indicate Support and Resistance areas. once there is a rise in the EMA, it supports the price action and once there is a fall in the EMA, it provides resistance to price action.
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We should perceive another necessary purpose here. The EMA moving averages do not facilitate us to spot a trade at the exact bottom. there will be a delay at the entry & exit points through the moving averages assist us trading within the general direction of a trend. The EMA encompasses a shorter delay compared to the SMA with the same period.
How is it calculated?
The (EMA) uses all the price information within its current value. “More emphasis” is laid on the most recent value information on the MA. there is terribly “Less emphasis” on oldest worth data.
EMA = (K x (C - P)) + P
Where:
C = Current Price
P = Previous periods EMA (A SMA is used for the first period's calculations)
K = Exponential smoothing constant
The smoothing constant K, applies appropriate weight to the foremost recent value. It uses the number of periods specified in the moving average.