What is the value of the expression ? expression is 1/5-5
a.
negative exponents
b.
negative exponents
c.
25
d.
3125
i need additional answers asap

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?