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college math
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I'm trying to find why the linear function f(-x)=x√x^2+2 is negative when it should be neither. why are √'s not
2 answers
asked by
Johnny
545 views
Calculate the future value of an ordinary annuity consisting of annual payments of $1,000 for 4 years if the payments earn
2 answers
asked by
kerry
1,096 views
3.15 A bank branch located in a commercial district of a city has developed an improved process for A bank branch located in a
4 answers
asked by
dannie0913
3,298 views
two bakeries produce three types of cookies, chocolate chip, sugar, and peanut butter. the cookies are produced in batches
1 answer
asked by
James
611 views
a math student borrowed $9300.00 from his local bank at 7% compounded quarterly to pay for his studies. the loan is to be repaid
1 answer
asked by
sasha
498 views
A $8700 personal loan at 5.5% compounded monthly is to be repaid over a 4 year term by equal monthly payments.
a) calculate the
1 answer
asked by
sasha
708 views
A $8700 personal loan at 5.5% compounded monthly is to be repaid over a 4 year term by equal monthly payments.
a) calculate the
1 answer
asked by
sasha
774 views
loverdale-Nurseries obtained a $60,000 loan at 7.5% compounded monthly to build an additional greenhouse. Construct a partial
1 answer
asked by
celina
396 views
A lawn mower handle makes an angle of 60° with the ground. A woman pushes on the handle with a force of 30 pounds. How much
3 answers
asked by
lily
1,369 views
divide 2x^2-8x19 byx-3
1 answer
asked by
susie
331 views
ticket for a concert cost $5.00 for adults, $3.00 for children and $2.00 for senior citizens. Revenue was $500.00 for 180
2 answers
asked by
Anonymous
964 views
How many different committees can be formed from 9 teachers and 39 students if the committee consists of 2 teachers and 3
3 answers
asked by
Craig
2,633 views
An initial investment of $1000 is appreciated for 4 years in an account that earns 6% interest, 2)
compounded semiannually. Find
3 answers
asked by
lisa
1,023 views
I posted this problem earlier, but I still can't figure it out. It is for extra credit. I was hoping if someone could please
2 answers
asked by
Lorie
585 views
It takes Mike 8 minutes to walk to the store from his house. The return trip takes 13 minutes because he walks 1mph slower due
3 answers
asked by
Lorie
425 views
A quantity, W, is directly proportional to x and the square of y and inversely proportional to the cube of z. W-3 when x=4,y=2
1 answer
asked by
Lorie
440 views
A quantity, W, is directly proportional to X and the square Y, and inversely proportional to the cube of Z. W=3 when X=4, Y=2
2 answers
asked by
Lorie
955 views
5u+2v=-15
3u+v=-8 Im not sure how to do this problem
2 answers
asked by
carrie
868 views
4.
Do the indicated operations. A) 3 B) –13 C) 5 D) –11
1 answer
asked by
rolitha
232 views
simplify
-10 -5
1 answer
asked by
Teddy
326 views
Please simplify 100(-5)/25. Thanks a lot.
3 answers
asked by
Missy
286 views
I need help to simplify (-9)(-7) + 6?
4 answers
asked by
Elaine
376 views
system of equations:
solve the following system of operations using matrices (row operations) {5x + y + z + w = -5} {x - 2y + 2z
6 answers
asked by
Cece
1,104 views
A professor wants to supplement her pension with investment interest. If she invests $26,000 at 4% interest, how much more would
1 answer
asked by
tillman
364 views
1/100000-1/10000
1 answer
asked by
Tekishia
364 views
The classification of closed orientable surfaces says that they are all spheres with a certain number of handles attached. For
1 answer
asked by
ml
380 views
Math homework please help!!
2. Suppose that people’s weights are normally distributed, with mean 175 pounds and a standard
3 answers
asked by
lynda
978 views
What is 6x to the third power plus 27x to the second power minus 15x
2 answers
asked by
sunshine
537 views
Acrosonic manufactures a model G loudspeaker system in Plants I and II. The output at Plant I is at most 800/month, and the
2 answers
asked by
Dee
760 views
Suppose you deposit $103,000 into an account paying 7.5% simple annual interest, and that you won't touch the account until it
2 answers
asked by
Keisi
529 views
The area of a wetland drops by 15 every 9 years. What percent of its total area disappears after 45 years?
1 answer
asked by
Jade
452 views
what does this mean? "66.4% of canadians are happy with their job. the results are accurate to within 3.2 percentage points. 19
1 answer
asked by
GAGAZ
270 views
On August 4, 2007, NASA's Phoenix Mars Lander was launched into space to search for life in the icy northern region of the
2 answers
asked by
Pamala
571 views
A motorboat left a harbor and traveled to an island at an average rate of 11 knots. The average speed on the return trip was 10
1 answer
asked by
Anonymous
443 views
How many liters of water should be evaporated from 110 liters of a 12% saline solution so that the solution that remains is a
2 answers
asked by
Anonymous
753 views
v=1/3ttr^2h; h(geometry)
1 answer
asked by
Anonymous
342 views
1. A farmer has 1000 acres of land on which corn, wheat, or soybeans can be grown. He also knows that each acre of corn requires
3 answers
asked by
lisa
1,686 views
sorry forgot to give the figures
3.32 divided by 4 x 10 round to nearest thousandth if necessary I have 8.3
1 answer
asked by
Carrie
389 views
Write each ratio or rate as a fraction in simplest form.
l 1/2 to 3/4 That's One and one half to three fourths I think the answer
6 answers
asked by
Carrie
518 views
each individual letter of the word Tallahassee is placed on a piece of paper and all 11 pieces of paper are placed in a hat. If
3 answers
asked by
Patricia
1,139 views
1. If a person jogs at a rate of mi/hr for hr in a week, how many calories will the person burn?
1 answer
asked by
sara
428 views
A survey indicated that 3 out of 5 doctors use brand x aspirin. If 2000 doctors were surveyed how many used brand x? please show
2 answers
asked by
LISA COLLEGE MATH
679 views
a basketball team played 68 games they won 22 more than they lost. how many games did they win? how many games did they lose?
4 answers
asked by
allison
1,609 views
i have 12n how would 12n look if it was multiplied by 12
1 answer
asked by
bethany
355 views
in a conjecture the answer i got was 12n how would it look if it was to be part A-multiplied by 12
part B-add 12 to the product
2 answers
asked by
bethany
539 views
A car rents for $260 per week plus $0.10 per mile. Find the rental cost for a three week trip of 800 miles
2 answers
asked by
bethany
547 views
The mass of Saturn is about 5.688 10^23 metric tons. The mass of the sun is about 1.998 x 10^27 metric tons. About how many
2 answers
asked by
angella
746 views
The difference between sixsix times a number and sevenseven more than threethree times the number.
1 answer
asked by
Anonymous
400 views
solve these proportions and show work: x/2 = 1/2 plus 1
Thanks
1 answer
asked by
Tina
296 views
a rectangular dog pen is to be constructed so that one side is against an existing stone wall and the other three sides are to
4 answers
asked by
Jennifer
684 views
Poaching causes a population of elephants to decrease by 8% per year. If there are 10,000 elephants today, about how many will
3 answers
asked by
shelly
639 views
a medical institution request 1 gram of bismuth-214 which has a half life of 20 min. How many grams of bismuth-214 must be
5 answers
asked by
shelly
6,607 views
the half life of Uranium -238 is 4.5 billion years and the age of earth is 4.5 X 109 years. What fraction of Uranium-238 that
5 answers
asked by
shelly
5,460 views
A teenager's heart pumps an average of 7200 L of blood every 24 hours. what is the rate of change of volume of blood? That is
4 answers
asked by
Jay
2,684 views
A company finds it can produce 5 heaters for $ 1750, while producing 10 heaters costs $ 2900. Express the cost, y, as a
1 answer
asked by
jordyn
469 views
According to the CDC there were 597,689 deaths in the US in 2010 attributed to heart disease.
Multiply the rate from the previous
4 answers
asked by
Leah brown
697 views
Let U be the universal set consisting of all the letters in the English alphabet. Let A be the subset of U consisting of all the
1 answer
asked by
zoe
141 views
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