Let <em>f(x)</em> be the sum of the geometric series,

for |<em>x</em>| < 1. Then taking the derivative gives the desired sum,

Answer: 13 and 31 sorry for it being rog the first time
Step-by-step explanation: BRAINLIEST PLZ
15 because 14.57 the .57 is above 50 therefore you go up!
2 x ? = 6 catfish. (?=3) so multiply everything by 3......3 x 3 = 9 angelfish!!
Answer:
Fraction: 23/100
Decimal: 0.23
Percent: 23%
Step-by-step explanation:
Hope this helps!