Answer:
Step-by-step explanation:
We have the following expression:
Here we have to group similar terms, but firstly we have to solve what is inside the second parenthesis according to the rules of algebraic operations (equal signs give as a result a positive sing and different sings gives as a result a negative sing):
This expression can be written as:
Applying common factor :
This is the result
Answer:
126
Step-by-step explanation:
14 times 9
If you were to make your own measurements, your significant digits should include all of the measurable digits (the digits that correspond to the marks on the ruler) as well as one estimated position beyond the smallest measureable digit (the 5 in 3.5 cm, and the 2 in 3.52 cm).
Answer:
5.00609
Step-by-step explanation: