Answer:

Step-by-step explanation:
From the question we are told that:
Population mean 
Population standard deviation 
Sample size 
Generally the equation for Standard error is mathematically given by



No it depends on the sum of the two numbers
Answer:
-657
Step-by-step explanation:

Substituting the value of a and b

The value of 3a²-4ab-26² is -657
4 × 104
+6 × 103
+6 × 102
+5 × 101
+6 × 100<span>
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