Answer:
29/6
Step-by-step explanation:
The expression that we have to evaluate in this problem is
for .
First of all, we re-arrange the expression. We know that:
- The product of a positive number (+) and a negative number (-) is negative (-)
- The product of a negative number (-) and a negative number (-) is positive (+)
So we can rewrite the expression as
Also, we can combine the two numerical terms:
Therefore the expression becomes
Now we can substitute , and we find:
Answer:
B. 128ft^3
Step-by-step explanation:
Volume of a square based pyramid = a^2 h/3
from the question
a = 8
h = 6
Using the above formula
We have V = 8^2 x 6/3
= 64 x 2
= 128ft^3
Answer:
6 !
Step-by-step explanation: -4 plus 4 is 1 plus that extra +2 is 2
it is less then 2 because d/3 is a part of fraction
57 dollars is the total with the discount