The graph of a quadratic function is shown above.

according to the fundamental theorem of algebra, the function above has real zeros and complex zeros.

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

What is the average diastolic blood pressure for adults

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?