Consider this quadratic equation. x^2+2x+7=21 The number of positive solutions to this equation is ____. The approximate value o
f the greatest solution to the equation, rounded to the nearest hundredth, is ____
1 answer:
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Given:
Alan salary P (in dollars) when he works h hours is represented by the equation
To find:
The earning per hour.
Solution:
We have,
Here, P is total salary and h is number of hours he works.
Therefore, the earning per hour is $12.50.