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Precalculus Math

11/14/22

By the Factor Theorem, what can be said about the polynomial function s(x) if s(−5)=−4 ?

Possible answers:a) x+5is not a factor of s(x)b) s(x)has no real zerosc) x+5 is a factor of s(x)d) s(x)has 5 real zeros

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Precalculus

11/13/22

assume the point is on the unit circle

Assume the point (x,−2225) is on the unit circle in the fourth quadrant.x=

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Precalculus Math

11/13/22

By the Remainder Theorem, what can be said about the polynomial function z(x) if the remainder is −4 when z(x) is divided by x−2 ?

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Precalculus Math Algebra 1 Algebra 2

11/11/22

Using laws of logarithms, write the expression below as a single logarithm 6(log(x+2)+(⁷⁄₆)log(x+1))= log(________________)

Please help me with this. No one can figure it out.

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Precalculus Math Algebra 1 Algebra 2

11/11/22

Using laws of logarithms, write the expression below as a single logarithm 6(log(x+2)+⁷⁄₆log(x+1))= log(________________)

(help)

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Precalculus Trigonometry

11/11/22

Heron's formula proof

I need to prove that the area of triangle ABC = √s(s-a)(s-b)(s-c) its Heron's formula

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Precalculus Trigonometry

11/11/22

Law of cosines problem

I need to prove the following statement: Use the law of cosines to justify the statement that if a, b, and c are the sides of triangle ABC and a<b<c, then ABC is acute if a2 + b2 > c2 and... more

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Precalculus

11/11/22

Answer the question below

1. What knowledge, skills, and/or values have you learned from this activity which you think you can use in your daily life or future endeavors?

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Precalculus

11/10/22

find the quadrant in which the terminal side of the angle is found

For each angle (in degrees) below, determine the quadrant in which the terminal side of the angle is found.[NOTE: Enter '1' for quadrant I, '2' for quadrant II, '3' for quadrant III, and '4' for... more

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Precalculus

11/10/22

convert decimal notation into minute/second notation

It’s a little trickier to convert an angle that’s given in decimal notation into the minute/second notation. Let’s do it just once. The angle a=156.697500... degrees can be written asa= degrees ' '' more

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Precalculus Math Algebra 2 Calculus

11/10/22

A city of 100,000 is having pollution problems and is decreasing in size by 2% annually (every year). Find the population of this city in 100 years.

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Precalculus

11/10/22

Convert to degrees and radians

Occasionally you may encounter an angle that’s given in the degrees/minutes/second form. A degree is divided into 60 minutes (or minutes of degree), and a minute (of degree) is divided into 60... more

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Precalculus

11/10/22

Compute the exact area of the sector

Compute the exact area of the sector of a circle of radius 7 where the central angle of the sector is (5/4)π.

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Precalculus

11/10/22

Find an equation of the tangent line to the graph of y = ln(x2) at the point (8, ln(64)).

Find an equation of the tangent line to the graph of y = ln(x2) at the point (8, ln(64)).Give your answer in the slope-intercept form. (Do NOT simplify ln(64) as 2ln(8).)

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Precalculus

11/10/22

The number of online buyers in Western Europe grew steadily over the past decade.

The number of online buyers in Western Europe grew steadily over the past decade. The functionP(t) = 28.9 + 14.73 ln t (1 ≤ t ≤ 7)gives the number of online buyers as a percent of the total... more

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Precalculus

11/10/22

Word Problem- Find the dimensions of a box of maximum values

A package may be sent by mail only if the sum of its height and the perimeter of the base is not more than 64 inches. Find the dimensions of the box of maximum volume that can be sent. The base of... more

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Precalculus

11/10/22

Answer the problem below

The hands of a clock show 11:25. Express the obtuse angle formed by the hour and minute hands in radian measure.

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Precalculus

11/10/22

Write the following into degrees

7°11'15"

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Precalculus

11/09/22

difference quotient

Show that the difference quotient f(x)=e^x can be written as e^h/h e

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Precalculus

11/09/22

Approximate the number of points of intersection of the graphs of y1 and y2.

Approximate the number of points of intersection of the graphs of y1 and y2.y1 = 5 sin(x) y2 = 6x + 1___point(s) of intersection

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Precalculus

11/09/22

Use the Quadratic Formula to find all solutions of the equation in the interval [0, 2𝜋).

Use the Quadratic Formula to find all solutions of the equation in the interval [0, 2𝜋). (Enter your answers as a comma-separated list. Round each answer to four decimal places.)4 cos2(x) − 4... more

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Answers •1

Precalculus

11/09/22

Use the Quadratic Formula to find all solutions of the equation in the interval [0, 2𝜋).

Use the Quadratic Formula to find all solutions of the equation in the interval [0, 2𝜋). (Enter your answers as a comma-separated list. Round each answer to four decimal... more

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Precalculus

11/09/22

Solve the equation. (Enter your answers as a comma-separated list. Use n as an arbitrary integer. Enter your response in radians.) sec2(x) + 5 sec(x) − 14 = 0

Solve the equation. (Enter your answers as a comma-separated list. Use n as an arbitrary integer. Enter your response in radians.)sec2(x) + 5 sec(x) − 14 = 0 x=

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Precalculus

11/09/22

Use a graphing utility to approximate (to three decimal places) the solutions of the equation in the interval [0, 2𝜋). (Enter your answers as a comma-separated list.) csc2(x) − 5 = 0

Use a graphing utility to approximate (to three decimal places) the solutions of the equation in the interval [0, 2𝜋). (Enter your answers as a comma-separated list.)csc2(x) − 5 = 0 x=

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Precalculus

11/09/22

Find the x-intercepts of the graph. (Enter your answers as a comma-separated list. Use n as an arbitrary integer.) y = 9 sin(𝜋x) + 9 cos(𝜋x)

Find the x-intercepts of the graph. (Enter your answers as a comma-separated list. Use n as an arbitrary integer.)y = 9 sin(𝜋x) + 9 cos(𝜋x)x=

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Answers •1

By the Factor Theorem, what can be said about the polynomial function s(x) if s(−5)=−4 ?

assume the point is on the unit circle

By the Remainder Theorem, what can be said about the polynomial function z(x) if the remainder is −4 when z(x) is divided by x−2 ?

Using laws of logarithms, write the expression below as a single logarithm 6(log(x+2)+(⁷⁄₆)log(x+1))= log(________________)

Using laws of logarithms, write the expression below as a single logarithm 6(log(x+2)+⁷⁄₆log(x+1))= log(________________)

Heron's formula proof

Law of cosines problem

Answer the question below

find the quadrant in which the terminal side of the angle is found

convert decimal notation into minute/second notation

A city of 100,000 is having pollution problems and is decreasing in size by 2% annually (every year). Find the population of this city in 100 years.

Convert to degrees and radians

Compute the exact area of the sector

Find an equation of the tangent line to the graph of y = ln(x2) at the point (8, ln(64)).

The number of online buyers in Western Europe grew steadily over the past decade.

Word Problem- Find the dimensions of a box of maximum values

Answer the problem below

Write the following into degrees

difference quotient

Approximate the number of points of intersection of the graphs of y1 and y2.

Use the Quadratic Formula to find all solutions of the equation in the interval [0, 2𝜋).

Use the Quadratic Formula to find all solutions of the equation in the interval [0, 2𝜋).

Solve the equation. (Enter your answers as a comma-separated list. Use n as an arbitrary integer. Enter your response in radians.) sec2(x) + 5 sec(x) − 14 = 0

Use a graphing utility to approximate (to three decimal places) the solutions of the equation in the interval [0, 2𝜋). (Enter your answers as a comma-separated list.) csc2(x) − 5 = 0

Find the x-intercepts of the graph. (Enter your answers as a comma-separated list. Use n as an arbitrary integer.) y = 9 sin(𝜋x) + 9 cos(𝜋x)

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