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Precalculus

10/01/22

Radian and Degree Measure

Find the area of the sector of a circle of radius 18m with a central angle of 11π/8. Round the solution to two decimal places.

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Precalculus

10/01/22

The minute hand of a clock extends out to the edge of the clock’s face, which is a circle of radius 3 inches. What area does the minute hand sweep out between 9:15 and 9:50? Round your answer to... more

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Precalculus

10/01/22

Radian and Degree Measure

Find the arc-length of the sector of a circle with the given radius r and central angle θ. Give the answer in the given unit of measure, rounded to the nearest hundredth.r = 51 in.; θ = 5π/4____in.

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Precalculus

09/30/22

Radian and Degree Measure

Find the arc-length of a circle with the given radius r and central angle θ. Give the answer in the given unit of measure, rounded to the nearest hundredth.r = 48m; θ = 135°_____m

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Precalculus

09/30/22

Radian and Degree Measure

The minute hand of a clock extends out to the edge of the clock’s face, which is a circle of radius 44 inches. What area does the minute hand sweep out between 9:05 and 9:15? Round your answer to... more

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Precalculus

09/30/22

Radian and Degree Measure

Find the arc-length of the sector of a circle with the given radius r and central angle θ. Give the answer in the given unit of measure, rounded to the nearest hundredth.r = 25 cm; θ = 2π/7_____cm

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Precalculus

09/30/22

Radian and Degree Measure

Find the arc-length of a circle with the given radius r and central angle θ. Give the answer in the given unit of measure.r = 54 cm; θ = 3rad_____cm

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Precalculus

09/30/22

Radian and Degree Measure

Find the radian measure of the central angle θ given the radius r and the arc-length s transcribed by θ.r = 3 in. ; s = 32 in.____ rad

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Precalculus

09/30/22

NASA launches a rocket at t=0 seconds

NASA launches a rocket at t=0 seconds. Its height, in meters above sea-level, as a function of time is given by h(t)=-4.9t^2+187t+220.Assuming that the rocket will splash down into the ocean, at... more

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Precalculus Math Calculus Mathematica

09/30/22

The function s(t) describes the position of a particle moving along a coordinate line, where s is in feet and t is in seconds.

The function s(t) describes the position of a particle moving along a coordinate line, where s is in feet and t is in seconds.(a) Find the velocity and acceleration functions.v(t): 3t^2 - 20t +... more

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Precalculus Math Calculus Mathematica

09/30/22

(A) Find the average rate of change of the area of a circle with respect to its radius r as r changes from

(A) Find the average rate of change of the area of a circle with respect to its radius r as r changes from(i) 2 to 3 --> Average rate of change = 15.7(ii) 2 to 2.5 --> Average rate of change... more

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Precalculus

09/30/22

A hyperbola has an equation 4𝑦² − 9𝑥² + 18𝑥 − 45 = 0

1. Determine the equivalent standard form of equation of a hyperbola2. What are the coordinates of the center?3. Find the length of the transverse axis.4. A vertex is at,5. An asymptote has an... more

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Precalculus

09/30/22

A hyperbola has foci (1, 3) and (1, -3), and a vertex (1, 1).

1Find the standard form of equation of a hyperbola.2For any point on the hyperbola, what is the absolute value of the difference of its distancesfrom the foci?3A vertex is at,4What are the... more

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Precalculus Math Calculus

09/30/22

A box has 5 red ribbons and 10 blue ribbons numbered with “1”, 10 red ribbons and 15 blue numbered with 2. What is the probability that one will be chosen will be a red ribbon or numbered “1”?

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Precalculus Math Calculus

09/30/22

A box has 5 red balls and N blue balls. Two of the balls are randomly chosen. The probability that they are the same color is 11/21. Find the sum of all possible values of N

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Precalculus Algebra 1 Algebra 2

09/30/22

Determine g(x−1) g ( x − 1 ) for the following function. g(x)=x2−6x

I need to find the function for g(x-1)

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Precalculus Math Calculus

09/30/22

Two real numbers x and y are randomly chosen from the interval (0,1). If we know that lx-yl <1/2, what is the probability that x<1/2<y

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Precalculus Math Algebra 1 Calculus

09/30/22

Two neighbors,Ann and Becky, illuminate their houses before christmas. They each randomly turn on the lights between 6 pm and midnight. Ann keeps the lights on for 1.5 hrs and Becky for 2.5 hrs

Today both houses were illuminated at some time simultaneously. Find the probability that both houses were illuminated at 10 pm exactly.

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Precalculus

09/29/22

Precalculus Question

Find the exponential function f(x)=a^x that passes through the point (2,36) and has a y-intercept of 1.

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Precalculus Math

09/29/22

average rate of change of a function

a function is givenf(t)=3sqrtT; t=a,t=a+hDetermine the average rate of change between the given values of the variable.

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Precalculus Algebra 1 Calculus

09/29/22

Rational Functions

Write an equation for a rational function with:Vertical asymptotes at x = -4 and x = 6x-intercepts at x = 3 and x = -5Horizontal asymptote at y = 8

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Precalculus

09/29/22

net change of a function

a function is giveng(x)=2/(x+7); x=0,x=hwhat is the net change between the given value of the variable?

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Precalculus

09/29/22

Radian and Degree Measure

Find the arc-length of a circle with the given radius r and central angle θ. Give the answer in the given unit of measure, rounded to the nearest hundredth.r = 46 in.; θ = 315°_____ in.

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Precalculus

09/29/22

linear function

The amount of trash in a county landfill is modeled by the functionT(x) = 120x + 34,000where x is the number of years since 1996 and T(x) is measured in thousands of tonsAt what rate is the amount... more

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Precalculus Math Algebra 2 Sat Math

09/29/22

Math Problem I need help with

A chef is going to use a mixture of two brands of Italian dressing. The first brand contains 5% vinegar, and the second brand contains 13% vinegar. The chef wants to make 320 milliliters of a... more

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Radian and Degree Measure

Radian and Degree Measure

Radian and Degree Measure

Radian and Degree Measure

Radian and Degree Measure

Radian and Degree Measure

Radian and Degree Measure

Radian and Degree Measure

NASA launches a rocket at t=0 seconds

The function s(t) describes the position of a particle moving along a coordinate line, where s is in feet and t is in seconds.

(A) Find the average rate of change of the area of a circle with respect to its radius r as r changes from

A hyperbola has an equation 4𝑦² − 9𝑥² + 18𝑥 − 45 = 0

A hyperbola has foci (1, 3) and (1, -3), and a vertex (1, 1).

A box has 5 red ribbons and 10 blue ribbons numbered with “1”, 10 red ribbons and 15 blue numbered with 2. What is the probability that one will be chosen will be a red ribbon or numbered “1”?

A box has 5 red balls and N blue balls. Two of the balls are randomly chosen. The probability that they are the same color is 11/21. Find the sum of all possible values of N

Determine g(x−1) g ( x − 1 ) for the following function. g(x)=x2−6x

Two real numbers x and y are randomly chosen from the interval (0,1). If we know that lx-yl <1/2, what is the probability that x<1/2<y

Two neighbors,Ann and Becky, illuminate their houses before christmas. They each randomly turn on the lights between 6 pm and midnight. Ann keeps the lights on for 1.5 hrs and Becky for 2.5 hrs

Precalculus Question

average rate of change of a function

Rational Functions

net change of a function

Radian and Degree Measure

linear function

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