What is the solution set of the x^2+x-2>o
1 answer:
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Answer:
0.86
Step-by-step explanation:
The z-score we need to make the comparison is given by
where
= the standard deviation established in the study
n = the sample size
and for the Normal distribution N(0,1) we want to find
<em>P(X > -1.0801) </em>
By using a spreadsheet or the table attached, we find that
P(X > -1.0801) = 0.86
(See picture attached)
ANSWER
b.
EXPLANATION
The given polar equation is,
Cross multiply to get,
Substitute,
and
This is an ellipse whose center is shifted to the left with orientation on the x-axis
The correct choice is B.
b.
EXPLANATION
The given polar equation is,
Cross multiply to get,
Substitute,
and
This is an ellipse whose center is shifted to the left with orientation on the x-axis
The correct choice is B.