im having a bit of trouble finishing my Precalc homework. The problem is “find a polynomial function with zeros of (-2, 4, 3+i (imaginary number)) I’m really struggling and it’s due tomorrow....

im having a bit of trouble finishing my Precalc homework. The problem is “find a polynomial function with zeros of (-2, 4, 3+i (imaginary number)) I’m really struggling and it’s due tomorrow....

If ben invests $5000 at 4% interests per year, how much additional money must he invest at 5 1/2% annual interest to ensure that the interest he receives each year is 4 1/2% of the total amount invested...

Suppose you bought a new car for $21,000 on May 1 2009 and its value was 18,800 on May 1, 2010. Define the constant percent rate model for the value, V(t), of your automobile after t years and specify...

You obtain a mortgage of $184,000 for a house at an annual interest rate of 5.2% to be paid off in 15 years. find what your monthly payments will be if interest is also charged monthly.

You just graduated from college and want to set up a fund for your future needs. You decide to invest $150 weekly in an annuity account, at an annual rate of 8.5% compounded weekly. If you are now...

The half life of radium is approximately 1690 years. If a lab has 50mg of Radium, find how long it takes for the substance to decay to 40mg, to the nearest year.

A radioactive isotope decays according to the formula A(t)=Aoe^kt, where t is time in years. The initial amount was 10g and 8g of the isotope remained after 5 years. a) Find the decay constant,...

In 1968, the US minimum wage was $1.60 per hour. In 1976, the minimum wage was $2.30 per hour. Assume the minimum wage grows according to an exponential model w(t), where t represents the time in...

The half life of the element Michaelonium is 4 hours Find a constant a so that the function e^ax gives the fraction of Michaelonium present after x hours.

An antique dealer in New York claims to have a piece of scratch paper used by Columbus during his voyage to America in 1492. The paper is made out of cotton fivers If the cotton that was used died...

What is Kim's monthly payment for a 5-year auto loan of $26,500 she is financing for her new sports car, at a rate of 7.95%

Suppose that sugar dissolving in water at room temperature is modeled by S(t)=Soe^kt where S(t) is the amount of undissolved sugar after t hours. If 100g of sugar was added to a sufficient volume...

A degree 4 polynomial with integer coefficients has zeros −5−2i and 1, with 1 a zero of multiplicity 2. If the coefficient of x^4 is 1, what is the function of the polynomial

A certain species of bird was introduced in a certain county 25 years ago. Biologists observe that the population doubles every 10 years, and now the population is 17,000.

Hi! I have a quick question. I know how to solve it for sin and cos, but I'm having trouble with tan. I know that it would be y over x and you have to solve, but I don't know how. Any tips or help...

r=ln2/30=0.0231 e^-0.0231t= some decimal im not understanding how it comes about, but i am missing to solve the problem

n=3 -2, and -2+3i are zeros leading coefficient is 1

log2 3 + log2 x = log2 5 + log2(x − 2)

a) Find an exponential model n(t) = n02t/a for the number of bacteria in the culture after t hours. b) Estimate the number of bacteria after 18 hours. c) After how many hours...

e2x − 3ex + 2 = 0

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