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Pre Calculus Precalculus Pre Calculus

06/02/20

Find the vertices of the ellipse centered at the origin with eccentricity e=13 and foci at (0,−2) and (0,2).

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Pre Calculus Precalculus Pre Calculus

06/02/20

Find the equation of the hyperbola centered at the origin with vertices (0,8) and (0,−8) and asymptotes y=±23x.

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Answers •1

Pre Calculus Algebra 2 Precalculus Algebra

06/02/20

Find the inverse of the function f(x) given, then prove (by composition) your inverse function is correct. Note the domain of f is all real numbers.

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Answers •1

Pre Calculus Math Algebra 1 Precalculus

06/01/20

If 900 grams of a radioactive substance are present initially and three years later only 300 grams remain, how much of the substance will be present after six years?

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Answers •2

Pre Calculus Precalculus Pre Calculus

06/01/20

Back Question 3 Next Question 3 of 5 (20 points) Find the equation of the hyperbola centered at the origin with vertices (16,0)and (−16,0)and asymptotes y=±14x.

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Pre Calculus Precalculus Pre Calculus

06/01/20

Find the equation of the hyperbola centered at the origin with a focus at (5,0) and a transverse axis of length 6.

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Answers •3

Pre Calculus Precalculus Pre Calculus

06/01/20

Write the equation for the ellipse centered at the origin with x -intercepts at 20 and −20 and foci located at (12,0) and (−12,0).

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Answers •1

Pre Calculus Precalculus Pre Calculus

06/01/20

Write the equation of the ellipse centered at the origin with a vertex at (5,0) and a co-vertex at (0,4).

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Answers •1

Pre Calculus Precalculus Pre Calculus

06/01/20

Write the standard form equation of the parabola with directrix x=−2 and vertex at the origin.

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Pre Calculus Precalculus Pre Calculus

06/01/20

Write the standard form equation of the parabola with focus at (0,−3) and vertex at the origin.

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Answers •2

Pre Calculus Precalculus Pre Calculus

06/01/20

Write the standard form equation of the parabola that passes through (−24,12), if the vertex at the origin and the axis of symmetry is horizontal.

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Answers •1

Pre Calculus Math Precalculus Logarithm

05/31/20

Solve the following log equation.

log2(x-2)+ log2(x+5)= 1

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Answers •5

Pre Calculus Algebra 2 Precalculus Algebra

05/31/20

Write the equation in logarithmic form.

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Answers •3

Pre Calculus

05/29/20

Find the polynomial

Find a degree 3 polynomial having zeros -1,1 and 6 and the coefficient of x³ equal 1.

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Pre Calculus Precalculus Pre Calculus

05/27/20

If the account is compared to a bank account paying interest that is compounded continuously, what interest rate would the bank account have to pay to match the mutual fund accounts earnings?

An investor wants to analyze the earnings of a mutual fund account. Six years ago, the value of the account was $24,000 and it is now worth $30,000(no additional deposits were made). If the account... more

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Pre Calculus Math Precalculus Algebra

05/25/20

Find the value of c so that the line through the points (-2,-4) and (-1,-1) is perpendicular to the line through the points (6,-2) and (3,c)

how do i find the answer i need help to understand this please

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Pre Calculus Calculus Pre Calc Pre Calc

05/25/20

if z=1+i , what is |z|

Polar coordinates and complex roots and powers and equations

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Answers •1

Pre Calculus Calculus Precalculus

05/25/20

If z=(3/5)-(4/5)i , what is z^10 and the three cube roots of z

This is a polar coordinate and complex numbers question. (powers and roots of complex numbers)

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Answers •1

Pre Calculus Precalculus Pre Calculus

05/25/20

An investor wants to analyze the earnings of a mutual fund account. Four years ago, the value of the account was and it is now worth (no additional deposits were made).

An investor wants to analyze the earnings of a mutual fund account. Four years ago, the value of the account was and it is now worth (no additional deposits were made). If the account is compared... more

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Answers •2

Pre Calculus Precalculus Pre Calculus

05/25/20

Suppose $17,800 is invested in a monthly compounded account at 6.45%. Approximately how long will it take for the balance to reach $44,500

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Answers •2

Pre Calculus Calculus Pre Calculus Pre Calc

05/25/20

If z=(3/5)-(4/5)i , what is z^10 and the three cube roots of z

This is a polar coordinate and complex numbers question. (powers of complex numbers)

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Answers •1

Pre Calculus Calculus Precalculus Calc

05/25/20

How would you write r=2+sinθ as a rectangular equation?

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Answers •3

Pre Calculus

05/23/20

outside temperature over a day can be modeled as a ..?

outside temperature over a day can be modeled as a sinusoidal function suppose you know the high temperature of 60 degrees occurs at 5 pm and the average temperature for the day is 55 degrees find... more

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Pre Calculus

05/22/20

how to find the non permissible value of x-1/3x+5

x-1 divided by 3x+5? what would be the permissible values of this formula

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Answers •1

Pre Calculus

05/22/20

f(x) = sin x. The equation f(x) = k has two solutions in [0, 2π]. One of the solutions is x = a.

What is the other solution? How many solutions would f(bx) = k have in [0, 2π]?

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Answers •1

Find the vertices of the ellipse centered at the origin with eccentricity e=13 and foci at (0,−2) and (0,2).

Find the equation of the hyperbola centered at the origin with vertices (0,8) and (0,−8) and asymptotes y=±23x.

Find the inverse of the function f(x) given, then prove (by composition) your inverse function is correct. Note the domain of f is all real numbers.

If 900 grams of a radioactive substance are present initially and three years later only 300 grams remain, how much of the substance will be present after six years?

Back Question 3 Next Question 3 of 5 (20 points) Find the equation of the hyperbola centered at the origin with vertices (16,0)and (−16,0)and asymptotes y=±14x.

Find the equation of the hyperbola centered at the origin with a focus at (5,0) and a transverse axis of length 6.

Write the equation for the ellipse centered at the origin with x -intercepts at 20 and −20 and foci located at (12,0) and (−12,0).

Write the equation of the ellipse centered at the origin with a vertex at (5,0) and a co-vertex at (0,4).

Write the standard form equation of the parabola with directrix x=−2 and vertex at the origin.

Write the standard form equation of the parabola with focus at (0,−3) and vertex at the origin.

Write the standard form equation of the parabola that passes through (−24,12), if the vertex at the origin and the axis of symmetry is horizontal.

Solve the following log equation.

Write the equation in logarithmic form.

Find the polynomial

If the account is compared to a bank account paying interest that is compounded continuously, what interest rate would the bank account have to pay to match the mutual fund accounts earnings?

Find the value of c so that the line through the points (-2,-4) and (-1,-1) is perpendicular to the line through the points (6,-2) and (3,c)

if z=1+i , what is |z|

If z=(3/5)-(4/5)i , what is z^10 and the three cube roots of z

An investor wants to analyze the earnings of a mutual fund account. Four years ago, the value of the account was and it is now worth (no additional deposits were made).

Suppose $17,800 is invested in a monthly compounded account at 6.45%. Approximately how long will it take for the balance to reach $44,500

If z=(3/5)-(4/5)i , what is z^10 and the three cube roots of z

How would you write r=2+sinθ as a rectangular equation?

outside temperature over a day can be modeled as a ..?

how to find the non permissible value of x-1/3x+5

f(x) = sin x. The equation f(x) = k has two solutions in [0, 2π]. One of the solutions is x = a.

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