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College Algebra

04/02/21

College algebra

The function m(x)= −2x cubed − 3x squared + 252x + 4 has one local minimum and one local maximum. Graph the function on your calculator to estimate these local extrema and the intervals on which m... more

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College Algebra

04/02/21

College algebra

Write the factored form of the polynomial function with real coefficients, a lead coefficient of 1, and zeros of -2, −3, 3, and 4

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College Algebra

04/01/21

Among all the rectangles that have a perimeter of 220, find the dimensions of the one whose area is largest.

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College Algebra

04/01/21

How long in years and months will it take

How long (in years and months) will it take for an investment to double at 13% compounded monthly?

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College Algebra

04/01/21

A certain radioactive isotope has leaked into a small stream.

A certain radioactive isotope has leaked into a small stream. One hundred days after the leak, 2% of the original amount of the substance remained. Determine the half-life of this radioactive... more

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College Algebra

03/31/21

Find a formula for the exponential function passing through the points (−2,320) and (1,5)

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College Algebra

03/31/21

Construct a polynomial function with the stated properties. Reduce all fractions to lowest terms. Fourth-degree and a single zero of 2.

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College Algebra Precalculus

03/30/21

If a line has an x-intercept at x = −6 and a y-intercept at y = −5, find its equation in the form y = mx + b.

Need some help on how to do this problem. Any help is appreciated.

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College Algebra Math Geometry Algebra

03/29/21

Suppose a company just purchased a new computer for 3600. The company chooses to depreciate using the straight line method for six years.

Create a linear function that expresses the book V of the Algebra word problem computer as a function of its age What is the domain of a function graph the linear function what is the book... more

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College Algebra Math Calculus Precalculus

03/29/21

What is the probability that the daily attendance will be between 7200 and 8900 people? ( Please show work)

Attendance at large exhibition shows in Denver averages about 7900 people per day, with standard deviation of about 500. Assume that the daily attendance figures follow a normal distribution.... more

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College Algebra Math Algebra 1 Algebra 2

03/28/21

probability question

The amount of money spent weekly on cleaning, maintenance, and repairs at a large restaurant was observed over a long period of time to be approximately normally distributed, with mean 𝜇 = $633 and... more

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College Algebra

03/28/21

When a number is decreased by 20% of itself, the result is 8. What is the number?

Write an equation with xthen solve for x to find number

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College Algebra Math Calculus Geometry

03/28/21

probability question

The amount of money spent weekly on cleaning, maintenance, and repairs at a large restaurant was observed over a long period of time to be approximately normally distributed, with mean 𝜇 = $633 and... more

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College Algebra Precalculus Math Help Polynomials

03/27/21

Find all rational zeros of the polynomial. P(x) = 4x^4 − 13x^3 − 13x^2 + 52x − 12

Really stuck on this one:Find all rational zeros of the polynomial. (Enter your answers as a comma-separated list. Enter all answers including repetitions.)P(x) = 4x4 − 13x3 − 13x2 + 52x − 12x =... more

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College Algebra Math Algebra 1 Algebra 2

03/27/21

Find the indicated probability.

Assume that x has a normal distribution with the specified mean and standard deviation. Find the indicated probability. (Round your answer to four decimal places.)𝜇 = 22; 𝜎 = 3.8P(x ≥ 30) =

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College Algebra Math Calculus Precalculus

03/27/21

Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.)

P (z ≤ -0.21)

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College Algebra Math Calculus Precalculus

03/27/21

Find the indicated probability

Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.)P(z ≥ 1.32) =

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College Algebra Math Algebra 1 Algebra 2

03/27/21

normal distribution question

Attendance at large exhibition shows in Denver averages about 7900 people per day, with standard deviation of about 500. Assume that the daily attendance figures follow a normal distribution.... more

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College Algebra Math Precalculus Algebra

03/25/21

Describe the end behavior of the polynomial function: P(x) = x(x^2 − 4)

Describe the end behavior of the polynomial function: P(x) = x(x2 − 4)End behavior:y → _________ as x → infinityy → _________ as x → negative infinity

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College Algebra Math Algebra 1 Algebra

03/25/21

At first, an athlete jogs at 5 miles per hour and then jogs at 6 miles per hour, traveling at 7 miles in 1.2 hours. How long does the athlete jog at each speed?

Hint: Let t represent the amount of time the athlete jogs at 5 mph. Then 1.2 - t represents the amount of time the athlete jogs at 6 mph. The athlete jogged _____ hour(s) at a speed of 5 miles per... more

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College Algebra Math Algebra 1 Algebra

03/25/21

At first, an athlete jogs at 5 miles per hour and then jogs at 6 miles per hour, traveling at 7 miles in 1.2 hours. How long does the athlete jog at each speed?

Hint: Let t represent the amount of time the athlete jogs at 5 mph. Then 1.2 - t represents the amount of time the athlete jogs at 6 mph. The athlete jogged _____ hour(s) at a speed of 5 miles per... more

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College Algebra Math Algebra 1 Algebra

03/25/21

At first, an athlete jogs at 5 miles per hour and then jogs at 6 miles per hour, traveling at 7 miles in 1.2 hours. How long does the athlete jog at each speed?

Hint: Let t represent the amount of time the athlete jogs at 5 mph. Then 1.2 - t represents the amount of time the athlete jogs at 6 mph. The athlete jogged _____ hour(s) at a speed of 5 miles per... more

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College Algebra

03/25/21

Show that the equation represents a circle by rewriting it in standard form.

Show that the equation represents a circle by rewriting it in standard form.5x2 + 5y2 − 7x = 0

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College Algebra Math Algebra College Math

03/24/21

At first an athlete jogs at 6 miles per hour and then jogs at 8 miles per hour, traveling 11 miles in 1.5 hours...

How long does the athlete jog at each speed? (Hint: Let t represent the amount of time the athlete jogs at 6 mph. Then 1.5 − t represents the amount of time the athlete jogs at 8 mph.)The athlete... more

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College Algebra

03/23/21

Find the radius of the circle after 10 seconds. Find the radius of the circle after 15 seconds.

The radius of the circle is increasing at the rate of 6.25 feet per second.

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College algebra

College algebra

Among all the rectangles that have a perimeter of 220, find the dimensions of the one whose area is largest.

How long in years and months will it take

A certain radioactive isotope has leaked into a small stream.

Find a formula for the exponential function passing through the points (−2,320) and (1,5)

Construct a polynomial function with the stated properties. Reduce all fractions to lowest terms. Fourth-degree and a single zero of 2.

If a line has an x-intercept at x = −6 and a y-intercept at y = −5, find its equation in the form y = mx + b.

Suppose a company just purchased a new computer for 3600. The company chooses to depreciate using the straight line method for six years.

What is the probability that the daily attendance will be between 7200 and 8900 people? ( Please show work)

probability question

When a number is decreased by 20% of itself, the result is 8. What is the number?

probability question

Find all rational zeros of the polynomial. P(x) = 4x^4 − 13x^3 − 13x^2 + 52x − 12

Find the indicated probability.

Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.)

Find the indicated probability

normal distribution question

Describe the end behavior of the polynomial function: P(x) = x(x^2 − 4)

At first, an athlete jogs at 5 miles per hour and then jogs at 6 miles per hour, traveling at 7 miles in 1.2 hours. How long does the athlete jog at each speed?

At first, an athlete jogs at 5 miles per hour and then jogs at 6 miles per hour, traveling at 7 miles in 1.2 hours. How long does the athlete jog at each speed?

At first, an athlete jogs at 5 miles per hour and then jogs at 6 miles per hour, traveling at 7 miles in 1.2 hours. How long does the athlete jog at each speed?

Show that the equation represents a circle by rewriting it in standard form.

At first an athlete jogs at 6 miles per hour and then jogs at 8 miles per​ hour, traveling 11 miles in 1.5 hours...

Find the radius of the circle after 10 seconds. Find the radius of the circle after 15 seconds.

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At first an athlete jogs at 6 miles per hour and then jogs at 8 miles per hour, traveling 11 miles in 1.5 hours...