Newest precalculus Questions | Wyzant Ask An Expert

11/24/22

Trig identities

Suppose that cos𝑥=8/17 and 𝑥 are in the fourth quadrant and that sin𝑦=24/25 and 𝑦 is in the second quadrant. Which trig identity would you use for sin(x + y)?Which trig identity would you use for... more

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Precalculus Math Algebra 1 Algebra 2

11/24/22

The recursive formula, an = an-1 - 12 with a0 = 84 describes the amount of water left, in gallons, in a bathtub n after the drain stopper was pulled

The recursive formula, an = an-1 - 12 with a0 = 84 describes the amount of water left, in gallons, in a bathtub n after the drain stopper was pulled. Find a5, he amount of water left in the tub... more

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Precalculus Math Algebra 1 Algebra 2

11/24/22

The recursive formula, an = an-1 - 12 with a0 = 84 describes the amount of water left, in gallons, in a bathtub n after the drain stopper was pulled.

The recursive formula, an = an-1 - 12 with a0 = 84 describes the amount of water left, in gallons, in a bathtub n after the drain stopper was pulled. Find a5, he amount of water left in the tub... more

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Precalculus Math Algebra 1 Algebra 2

11/24/22

On the first day of ticket availability, the venue sells 133 tickets. Each subsequent day sells 11 fewer tickets than the day before. If this pattern continues, how many tickets will be sold total?

Amazing news! Cher is not only still alive, but will be visiting Salt Lake as part of her "Sixth Decade Still Touring" tour. Unfortunately, this legendary diva's career has aged like cheap milk... more

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Precalculus Math Algebra 1 Algebra 2

11/24/22

Wiyot is earning money for a longboard by selling lemonade at the soccer fields

Wiyot is earning money for a longboard by selling lemonade at the soccer fields. Being a precocious and poorly-supervised 12 year old, Wiyot has no transportation and decides to use water from a... more

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Precalculus Math Algebra 1 Algebra 2

11/24/22

he store owner sets a goal of increasing profits by $5,000 each year for the next 4 years. Assuming that this goal in met, find the total profit during the first 5 years of business.

A small hardware store makes a profit of $20,000 during its first year. The store owner sets a goal of increasing profits by $5,000 each year for the next 4 years. Assuming that this goal in met,... more

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Precalculus Math Algebra 1 Algebra 2

11/24/22

Logs are stacked in a pile where the bottom row has 24 logs, the next row has 23 logs, the following row has 22 logs and the pattern continues until the top row has 15 logs.

Logs are stacked in a pile where the bottom row has 24 logs, the next row has 23 logs, the following row has 22 logs and the pattern continues until the top row has 15 logs. How many logs are in... more

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Precalculus Math Algebra 1 Algebra 2

11/24/22

On the first day of ticket availability, the venue sells 133 tickets. Each subsequent day sells 11 fewer tickets than the day before. If this pattern continues, how many tickets will be sold total?

Amazing news! Cher is not only still alive, but will be visiting Salt Lake as part of her "Sixth Decade Still Touring" tour. Unfortunately, this legendary diva's career has aged like cheap milk... more

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Answers •1

Precalculus Math Algebra 1 Algebra 2

11/24/22

Wiyot is earning money for a longboard by selling lemonade at the soccer fields. Being a precocious and poorly-supervised 12 year old

Wiyot is earning money for a longboard by selling lemonade at the soccer fields. Being a precocious and poorly-supervised 12 year old, Wiyot has no transportation and decides to use water from a... more

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Answers •1

Precalculus Math Calculus Trigonometry

11/23/22

ship nautical miles problem unsolveable

At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 15 knots and ship B is sailing north at 17 knots. How fast (in knots) is the distance between the ships changing... more

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Precalculus Math Calculus

11/23/22

Ships in nautical miles

At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 15 knots and ship B is sailing north at 17 knots. How fast (in knots) is the distance between the ships changing... more

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Precalculus Math Calculus Trigonometry

11/23/22

cop car question

A police car is located 30 feet to the side of a straight road.A red car is driving along the road in the direction of the police car and is 210 feet up the road from the location of the police... more

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Precalculus

11/23/22

Find the exact values

Find the exact values of sin(𝜃/2), cos(𝜃/2), and tan(𝜃/2) for the given condition.5 tan 𝜃 = 5; −180° < 𝜃 < −90° sin(𝜃/2) cos(𝜃/2) tan(𝜃/2)

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Precalculus

11/23/22

Find the solutions

Find the solutions of the equation that are in the interval [0, 2𝜋). (Enter your answers as a comma-separated list. If there is no solution, enter NO SOLUTION.)sin(2t) − sin(t) = 0

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Precalculus

11/23/22

Find the solutions of the equation

Find the solutions of the equation that are in the interval [0, 2𝜋). (Enter your answers as a comma-separated list. If there is no solution, enter NO SOLUTION.)cos u + cos 2u = 0

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Precalculus Math Algebra 1 Algebra 2

11/23/22

Giving an arithmetic sequence with a33=66 and a common difference of 2.

Giving an arithmetic sequence with a33=66 and a common difference of 2.Find a1;Hint: Use an = a1 + (n-1) d a1= ___________Find the sum of the first 30 terms:Hint: Use an = a1 + (n-1) d and Sn =... more

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Precalculus Math Algebra 1 Algebra 2

11/23/22

If the 100th term of an arithmetic sequence is 287, and its common difference is 3, then

If the 100th term of an arithmetic sequence is 287, and its common difference is 3, thenits first term a1 = ________its second term a2 = ________its third term a3 = _______Hint: Use an =a1 + (n-1) d

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Precalculus Math Algebra 1 Algebra 2

11/23/22

Find the number of terms in the finite arithmetic sequence:

Find the number of terms in the finite arithmetic sequence:{ -8, 1, 10, 19, 28, ..., 469 }n= _________Hint: Use an = a1 + (n-1) d

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Precalculus Math Algebra 1 Algebra 2

11/23/22

If the 100th term of an arithmetic sequence is 287, and its common difference is 3, then:

If the 100th term of an arithmetic sequence is 287, and its common difference is 3, then its first term a1 = ________its second term a2 = ________its third term a3 = _______Hint: Use an =a1 + (n-1) d more

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Precalculus Math Trigonometry

11/23/22

If sina =-7/25 and cosb = 8/17 with 270 < a,b < 360 find the value of sin(a+b)

is the answer -416/425?

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Precalculus

11/23/22

Complete the table for a savings account in which interest is compounded continuously. (Round any dollar amount to the nearest cent and any other value to 4 decimal places.)

Complete the table for a savings account in which interest is compounded continuously. (Round any dollar amount to the nearest cent and any other value to 4 decimal... more

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Precalculus

11/23/22

Evaluate the expression under the given conditions. sin(𝜃 − 𝜑); tan(𝜃) = 12/5 , 𝜃 in Quadrant III, sin(𝜑) = − 3* sqrt10/10 , 𝜑 in Quadrant IV

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Precalculus

11/23/22

Find sin(2x), cos(2x), and tan(2x) from the given information. sin(x) = 5/13 , x in Quadrant I

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Precalculus Math Algebra 1 Algebra 2

11/23/22

Find the common difference of the arithmetic sequence: { 8 , 5 , 2 , − 1 , − 4 , ... }

Find the common difference of the arithmetic sequence: {8,5,2,−1,−4,...}d=

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Precalculus

11/23/22

A a population shrinks from its initial level of 27,000 at a continuous decay rate of 6.9% per year.

By what percent does the population shrink each year?

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Trig identities

The recursive formula, an = an-1 - 12 with a0 = 84 describes the amount of water left, in gallons, in a bathtub n after the drain stopper was pulled

The recursive formula, an = an-1 - 12 with a0 = 84 describes the amount of water left, in gallons, in a bathtub n after the drain stopper was pulled.

On the first day of ticket availability, the venue sells 133 tickets. Each subsequent day sells 11 fewer tickets than the day before. If this pattern continues, how many tickets will be sold total?

Wiyot is earning money for a longboard by selling lemonade at the soccer fields

he store owner sets a goal of increasing profits by $5,000 each year for the next 4 years. Assuming that this goal in met, find the total profit during the first 5 years of business.

Logs are stacked in a pile where the bottom row has 24 logs, the next row has 23 logs, the following row has 22 logs and the pattern continues until the top row has 15 logs.

On the first day of ticket availability, the venue sells 133 tickets. Each subsequent day sells 11 fewer tickets than the day before. If this pattern continues, how many tickets will be sold total?

Wiyot is earning money for a longboard by selling lemonade at the soccer fields. Being a precocious and poorly-supervised 12 year old

ship nautical miles problem unsolveable

Ships in nautical miles

cop car question

Find the exact values

Find the solutions

Find the solutions of the equation

Giving an arithmetic sequence with a33=66 and a common difference of 2.

If the 100th term of an arithmetic sequence is 287, and its common difference is 3, then

Find the number of terms in the finite arithmetic sequence:

If the 100th term of an arithmetic sequence is 287, and its common difference is 3, then:

If sina =-7/25 and cosb = 8/17 with 270 < a,b < 360 find the value of sin(a+b)

Complete the table for a savings account in which interest is compounded continuously. (Round any dollar amount to the nearest cent and any other value to 4 decimal places.)

Evaluate the expression under the given conditions. sin(𝜃 − 𝜑); tan(𝜃) = 12/5 , 𝜃 in Quadrant III, sin(𝜑) = − 3* sqrt10/10 , 𝜑 in Quadrant IV

Find sin(2x), cos(2x), and tan(2x) from the given information. sin(x) = 5/13 , x in Quadrant I

Find the common difference of the arithmetic sequence: { 8 , 5 , 2 , − 1 , − 4 , ... }

A a population shrinks from its initial level of 27,000 at a continuous decay rate of 6.9% per year.

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