11/20/16

Write a 3rd degree polynomial function in expanded form with integer coefficients that has the given zeros: x=-4i, and x=-1
Write a 3rd degree polynomial function in expanded form with integer coefficients that has the given zeros: x=-4i, and x=-1
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Cal

11/20/16

Find critical points and interval on which the function is increasing/decreasing
f(x)= - (x2 /x2-4)    Find the critical points and intervals on which the function is increasing or decreasing . Use the first derivative test.
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11/20/16

Answer the question please with work
Given the function: x^4-5x^3-83x^2-5x-84 a.)  find all zeros (real and complex) b.) write the function as a pro of linear factors 
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11/20/16

subtract polynomials
Subtract: (-5X2-4X+3)-(-9X2+8X-6)
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11/19/16

(2x-3)(3x^2-5x-7)
i can never get the correct way to do this and never get the correct answer please help  
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11/19/16

George has to sell 387 chocolate bars to win a trip. If each box contains 8 chocolate bars, how many boxes will he need to sell to win the trip?
 George has to sell 387 chocolate bars to win a trip if each box contains 8 chocolate bars how many boxes what he needs so to win the trip.
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11/19/16

please read description
Mandy earned x dollars and Andy earned 4x + 7 dollars on the first day of the carwash. Of Mandy and Andy earned the same amounts on the second and third days of the car wash, how much did they earn... more
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11/19/16

Test Statistic
You are going to test the claim that less than 60% of women do the incometaxes for their household.In a random sample of 600 women, 345 of them do the income taxesfor their household.Calculate the... more
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Bb

11/19/16

The growth in population of a city can be seen using the formula p(t)= 8583λ^0.005t , where t is the number of years since 1941.
Use this formula to calculate the population in 1951  please be detailed 
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11/19/16

algebra exponential
A baseball card sold for $$289 in 1980 and was sold again in 1986 for $483. Assume that the growth in the value V of the collector’s item was exponential.
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11/19/16

Suppose 1000g of a radioactive substance are present initially and 3 years later only 5oog remain.
How much of the substance will be present after 3 years? How much of the substance will be present after 6 years?   Suppose 1000g of a radioactive substance are present initially and 3 years... more
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Ea

11/19/16

A sample of 300 grams of radioactive substance decays according to the function , where t is the time in years.
Round your answer to the nearest whole gram.
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11/19/16

Find the points at which the graph of the equation has a vertical or horizontal tangent line.
question on implicit diffrenciation
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11/19/16

maryams pace is 1.55m. she walks at a constant speed of 2 paces per second. calculate the distance, in kilometers, that she walks in one hour
please solve this question baddly need it for my exam
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11/19/16

will you please help solving this?
Write and equation for a line parallel to y=5x+1 and passing through the point (2,6)   Thanks for help.
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11/18/16

Not sure about this answer
Jones assembles 200 relays in the same time that smith assembles 180. When Jones has completed 300 relays, how many will Smith have turned out?   My husband is taking a test for a maintenance... more
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11/18/16

my question was too long so i put it in description
the base of a triangular sign exceeds the height by 8 inches. If the area of the sign is 24 square inches, find the length of the base and the height of the triangle.?
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11/18/16

Use the information in the table below to evaluate each of the expressions. If an estimate is needed, use the best Left Hand sum for the interval. Pay attention
I was given the table t= 0.0, 0.1, 0.2, 0.3, 0.4, 0.5g(t): 2.0, 2.9, 5.1, 5.1, 3.9, 0.8   And I was asked to find ∫0.1 to 0.5 of g'(t)dt. I am a little confused on how to do this because the... more
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11/18/16

involving a true-false test. Assume that 9 questions are answered by guessing. What is the probability of at least 6 correct answers?
involving a true-false test. Assume that 9 questions are answered by guessing.What is the probability of at least 6 correct answers?
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11/18/16

How much money needs to be invested so that the balance after 5 years is 10,000 if the interest rate is 6.8%
a if interest is computed as simple interest b if interest is compounded yearly
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11/18/16

what do rhombuses always have in common
list of all the things that rhombuses and rectangles have in common   
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11/18/16

what do rhombuses always have in common
list of all the things that rhombuses and rectangles have in common   
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11/18/16

whats the appropriate model for the distribution, the mean and the standard deviation?
Pew research reported tht in 2013 78% of all teens had cell phones, we randomly picked 100 teens, let p(hat) represent the proportions of teens in this sample who own a cellphone
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11/18/16

How did Howe and St. Leger fail?
i do not know the answer to this question.
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11/18/16

Compare and contrast your ratios
Compare  and contrast the ratios:   2:4 The length of two rectangles 3:6 The width of two rectangles 10:20 The perimeter of two rectangles 6:24 The area of two rectangles
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