Answer:
x = ± 6
Step-by-step explanation:
Given
x² + 64 = 100 ( subtract 64 from both sides )
x² = 36 ( take the square root of both sides )
x = ±
= ± 6
Answer:
D is the answer
Step-by-step explanation:
You just distribute the negative three and combine like terms
It will. Be the third one
Answer:
1/3
Step-by-step explanation:
11/12 -7/12 = 11-7/12 =4/12 =1/3
Answer:
I
Step-by-step explanation:
Because independent sample t-tests compare two completely different groups in a sample, which is what the researcher is attempting to do.