Someone pls answer this I'll give whoever answers brainlist! Leandros resting heart rate is 14 beats in 15 seconds.

A) heart rate is often expressed in beats per minute (bpm).
write Leandros heart rate in nom

b) how many minutes does it take for Leandros heart to beat 1512 times?

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.