2. Is (x+2) a factor of r + 8x + 12
1 answer:
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Answer:
.
Step-by-step explanation:
The z-score for a normal distribution is calculated using the formula:
.
From the question, the distribution has a mean of 50.
and the standard deviation is
.
For a z-score to be negative, then, .
.
.
.
.
.
Any value less than 50 will produce a negative z-score
<h3>Answer: 4</h3>
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Explanation:
Locate -5 on the x axis number line. Draw an arrow going upward until you reach the function curve. Then move horizontally until you reach the y axis. You should arrive at y = 4. Therefore, f(-5) = 4 and it means the point (-5, 4) is on the function curve.
Check out the diagram below.