Answer:
I need the answer toooo
Step-by-step explanation:
please help if you got the answer
<u>SOLUTION</u><u>:</u>
<u>what should be added to a²-2ab+b² to get a²-ab-2b² </u>
let the added no is P
should be added to a²-2ab+b² to get a²-ab-2b²
It would be the same as moving the decimal three to the right, and that applies to everything, not just the metric system.
Answer:

Step-by-step explanation:
Given

Required
Determine an equivalent expression
In trigonometry:

In 

Substitute
for
in 


Hence, the equivalent expression is: 
Answer:
75
Step-by-step explanation:
86+79+68+83=316
391-316=75