Answer:
a
Step-by-step explanation:
Radical roots occur as conjugate pairs
Given - 5 + t is a root , then
- 5 - t is also a root → a
What is the original price if after an increase of 25% the price was $225.00?
2 answers:
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Answer:
Step-by-step explanation:
Let the time flown by the flying carpet be . Then, we have that
.
We multiply both sides of the equation by to get
.
We subtract from both sides to get
.
We divide both sides of the equation by .
We know that the speed of the flying carpet in still wind is the average of the rates of the speed of the flying carpet with the wind and against the wind.
The speed with wind is mph.
The speed against wind is mph.
The speed in still wind is .
Therefore, the answer is and we're done!