Mathematics, 23.04.2021 21:00 lanakay2006
A2 + b2 = c2
1. The voltage V of a speaker can be represented by the equation, V = V9x, where x is the power of
the speaker. James wants to buy a speaker with 400 watts of power. What will the voltage be?
2.
2. The hull speed of a sailboat is calculated using the formula V = 1.35VI, where V is the velocity in
knots and L is the waterline length in feet. Brooke is planning on buying a boat with a maximum speed
of 20 knots. How long should the waterline be?
3. A recent study shows that the price of a Toyota Camry is calculated by the function
P = 25,000V150 - 7.5t, where t is time in years. When will a Toyota Camry be worth 20% of the original
price of $25,000?
Answers: 2
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Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain
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Mathematics, 21.06.2019 23:00
Which rectangle if translated 6 units right and 16 units down and the rotated 90° clockwise about the point (4, -11) will result in rectangle e?
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How many zeros does this polynomial function, y=(x-8)(x+3)^2
Answers: 1
A2 + b2 = c2
1. The voltage V of a speaker can be represented by the equation, V = V9x, where x is...
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