The mass of an unknown substance is 3.86 g. Which of the following sets of measurement represents the value with both accuracy and precision?

a:

3.85 g, 3.86 g, 3.84, 3.81 g

b:

3.81 g, 2.98 g, 3.40 g, 3.78 g

c:

2.98 g, 3.02 g, 2.96 g, 3.01 g

d:

2.78 g, 2.80 g, 2.76g, 2.81 g

idk

step-by-step explanation:

the expression (1.26)2t reveals the approximate rate of increases in the number of plants semiannually.

hope this : )

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b