Answer:
The average of the diameter readings is 4.34 cm.
Step-by-step explanation:
We are given the following data set(cm):
4.32, 4.35, 4.31, 4.36, 4.37, 4.34
Formula:

Thus, the average of the diameter readings is 4.34 cm.
Answer:
the answer is 60
Step-by-step explanation:
because 2(30)=60
Answer:
-4(2d-5)
Step-by-step explanation:
-8d+20
-4(2d-5)
Put everything on the same side of the equals sign and set it equal to zero so you can factor it.

. In order to factor that you have no choice really but to put it into the quadratic formula. When you do that you find that your zeros are x = 9.623475383 and -.623475383
Answer:
The zeros are

Step-by-step explanation:
we have

we know that
The formula to solve a quadratic equation of the form
is equal to

in this problem we have
Equate the function to zero
so

substitute in the formula

therefore
