Math(Please help)

181,141 results, page 93

Math

The width of a swimming pool is 18.5 ft, and the length is 10.75 ft. What is the ratio of length to width as ratio of whole number. Please help me figure this out.

Math

Solve for the variable (All figures are similar): Figure 1: 8m-side 1 and 6m-side 2. Figure 2: 20m-side 1 and r meters-side 2. r=? Can you please help me? Thank you.

discrete math

if you have 5 signal flags and can send messages by hoisting 1 or more flags on a flagpole, how many messages can you send? please help!!

math

8 m _____________ |\ | 4 m | \ Garden| | \ | | floor \ | -------------- 8m I need help finding the area of the garden and the area of the floor. so please give me in full explanation.

math

8 m _____________ |\ | 4 m | \ Garden| | \ | | floor \ | -------------- 8m I need help finding the area of the garden and the area of the floor. so please give me in full explanation.

math check

Peform each indicated operation and simplify. Can you please check my answers. Thank you. A)(x^2+2x-3)+ (2x^2-x+1) Answer: 3x^2+x-2 B) (-x^3+2x^2-5)+(x^2-x+6) Answer:-x^3+3x^2-x+1 C) (3y^2-x+7)-(y^2-2x+3) Answer:4y^2-3x+10 D)(2x^2-xy+y^2)-(-3x^2+xy+y^2) Can you help me with ...

math

a lot measures 50ft by 100ft. the house on a lot measures 25ft by 50ft. what is the area of the lawn i don't get please help..i am confused

math

a lot measures 50ft by 100ft. the house on a lot measures 25ft by 50ft. what is the area of the lawn i don't get please help..i am confused

Math(Please help)

f(x,y)=x^2 - y^2 a)partial derivative with respect to x. So this means that you hold y^2 constant so would that be 0. So the answer would be 2x? b) partical derivative with respect to y. 2y

Math - Domain of Composite function

Find the domain of the composite function f ₒ g . Please show all of your work. f(x) = √x; g(x) = 2x + 12

math

Write the slope-intercept equation for the line with slope -2/3 and y-intercept (0, 3) and graph the line. Please show all of your work. (

Math

Allison measures 1 5/16 teaspoons of salt. She measures another 1 11/16 teaspoons of salt. How many tablespoons does she measure altogether? Please show work

Math

The sum of the integers from 40 to 60, inclusive, is 1050. what is the sum of the integers from 60 to 80 inclusive? Please help me find the pattern and how to use it instead of adding 60+61+62+63..... etc.

Math

The sum of the integers from 40 to 60, inclusive, is 1050. what is the sum of the integers from 60 to 80 inclusive? Please help me find the pattern and how to use it instead of adding 60+61+62+63..... etc.

Math

I can't find the integral for (tanx)^(6)*(secx)^(2) I tried splitting up tanx into (tanx)^2*(tanx)^4 and let the latter equal (secx)^2 - 1. Please help, thanks!

Math Please Help!!

Find the slope and the equation of the tangent line to the graph of the function f at the specified point. f(x)=-10/3x^2+6x+6; (-1, -10/3) slope ?? tangent line y = ?

math

If you have a circular flower bed that has a diameter of 18 feet. How many square feet of the yard is covered by the flower bed? help please !

math

1. write the equation in slope-intercept form. what are the slope and y-intercept? -9x+10y=-9 2. what is the graph of the equation? -5x+y=-3 please help on these a.s.a.p thansk guys

math ( sequence )

A sequence is generated in which each term is 5 less than the previous term. If the twentieth term is -32, what is the fifteenth term ? a. -57 b. -12 c. -7 d. 2 e. 7 please answer and explain

math

A picture 16" x 24" has a frame 1" wide.Approximately how many times greater than the area of the frame is the area of the picture? a. 5 b. 45 c. 48 d. 80 e. 84 please answer and explain

math

(please help me to solve this question) solving equation x+√(12p-x)/x-√(12p-x)= √(p)+1/√(p)-1 following roots are obtained

Math 222

Please help me with this problem The sum of two numbers is 47, the smaller number is 23 less than the larger number. What are the two numbers?

math

35 percent of the total length of the screen at the movies is 51.8 feet. What is the total length of the screen? Please give full details.

Math

Please help me with this home work Triangle ABC ~ Triangle ADE AD=5; DB=3.5; BC=5.1; AE=6; EC=x What is the length of AB? What is the length of DE? Write an expression that represents AC? What is the length of EC? What is the length of AC? Thank you

Math help please

here are 7 pencils and 9 pens in Jack's pencil case. Represent the number of pens to the number of pencils as a ratio.

Math Please Help

The function Q(x) has been transformed from the function f(x) = x^4. The mapping rule for the function can be written as (2x + c, 4y + d). If the coordinate(1/2 ,1/16) on the function f(x) is transformed to (3,5) on Q(x), determine the value of c and d.

math

Six people are asked to pick a number from 1 to 20. What is the probability that at least two people will pick the same number? Please help. Thanks

math

mario is 14 yrs younger than triple his grandfathers age. If mario is 8 yrs old, how old is his grandfather ( please explain) :)

math

A number X is 3 times greater than the number Y, and Y is 3 times greater than Z. If the sum of Y and Z is equal to 50, what is the value of X? Please show working out, thanks.

HISTORY

Explain what traces the rise of Japan from an isolated society to a major industrial and imperial power. Please help. I need to write a paragraph on this. As you know, don't write me a paragraph. But please answer my question, without links, enough so there is enough ...

please help

The Everton college store paid $1859 for an order of 49 calculators. The store paid $11 each for scietific calculators. The others, all graphing calculators, cost the store $55 eaach. How many of each type of calculator ws ordered? Please answer in detail so that I can see ...

math,correction ,

can someone correct these for me please... Remove the parentheses. -(3x+5y) My answer: -3x-5y Find the value of the polynomial -x^2+3x-1 when x=4 My answer: -5 multiply. 10x(-4x-7) my answer: -40x^2-70x all correct. awsome.....thank you...i just want to make sure....

Math

How do you convert a number to whatever base it indicates? For example: convert 252 base six to base five. I have tried posting for my teacher to help me, but he doesn't seem to get what I am asking. Can someone please explain the process and not just the answer? Thanks!!

Math(Please someone respond, very confused)

The original equation was 1.7e-3 = (0.0015 -x)^2 / (0.025 +1/2x)(0.025 + 1/2x) Square root of both sides is 0.0412 = (0.0015-x) / (0.025 + 1/2x) Solve for x and when I put in -0.001 or 1.0e-3 it says that it is incorrect, I don't know why??

math/algebra

I’m working at this restaurant making $30,000 a year. Another restaurant really wants to have me manage their restaurant they are offering to pay me 2 ¾ times more then I make now. How much would I be making? show this is done please

math

Labrina received a $50 gift card to an online store. she wants to purchase some bracelets that costs $8 each. There will be a $10 overnight shipping fee. how many bracelets can she buy? A 4 bracelets B 5 bracelets******* C 6 bracelets D 7 bracelets is the second one correct ...

Math Help

A right triangle has a leg B of length 7 and a hypotenuse of length 11. What is the length of the other leg A? Round to the nearest tenth, if necessary. A. 2.0 B. 8.5 C. 13.0 D. 9.6 Please help, I was gone for this lesson, just need someone to explain how they got the answer.

Math

Any 2 points determine a line. If there are 6 points in a plane, no 3 of which lie on the same line, how many lines are determined by pairs of these 6 points? The answer key says 15, and the explanation is (6!)/(2!4!). Could someone explain to me why there is a 6, 2, and 4 ...

MATH

The tip of a plant was 6cm above a lake but a sudden wind forced the plant to move 10 cm fat from its original position and then it submerged into the lake. Find the depth of the lake upto which it was sinking. Please help!!!!!!!!!!

Math (please check my answer)

he figure below shows two triangles. Which statement about the triangles is true? i.imgsafe(.)org/c6dcf267d1.jpg The triangles are congruent by: 1. AAS<<< 2. ASA 3. SAS 4. They are not congruent

Social Studies 8R - Paragraph Check

Please check my paragraph to see if it's good. If there any detials I should add please let me know. Also please let me know if there any grammar errors. Obama Win When Barack Obama was re-elected I was ecstatic. Obama is a really good president and he deserve to be president ...

Math(Please Help)

* I don't get this problem at all... 4(x+2) 6x^2 ------ * ---- 5x 2x what are the directions? in the denominator, you have 10x^2 in the numerator, you have 24x^2(x+2) the x^2 divides out, and the numbers can be reduced. that would be (12(x+2))/(5) the directions say: Multiply ...

math/algebra

Simplify: 3/4/4/5 answer choices are: a) 3/5 b) 5/3 C) 15/16 d)16/15 How do I go about solving this fraction, please show me how to work this. 3/4 divided by 4/5 1. Invert the second fraction. 3/4 / 5/4 2. Multiply the numerators and denominators. What answer do you get? 15/16...

math

Please help Create a bar graph from this information: aged 25 and older, education as followed with earnings HS diploma or GED 23,719, Associate degree 30,178, Bachelor's degree 38,208,Master's degree 47,049, doctorate's degree 55,620

math

could someone please help.... a cottage under construction is to be 35.6m wide. the two sides of the roof are to be supported by equal rafters that meet at a 52 degree angle. determine the length of the rafters to the nearest cm using the cosine law and the sine law.

Math 116 Axia

rewrite using multiplication -70/(23) Do not simplify, Type a fraction I can multiply and divide but I am not sure how to work the problem. can someone do a problem with the same type of values so I can see the steps involved? Please and thank you! possible sample -50/(13)

MATH, PLEASE HELP!

Suppose you invest your money into an account that pays 4.0% per year compounded quarterly. How long (in years) will it take for your money to triple? Round your answer to one decimal place. I know I use this... A=P(1+r/n)^nt But to go from there and get an answer, so confused...

math

Jenifers flower bed is in the shape of a right angle triangle. The shortest side is one/forth of the second shortest side. if the area is 18sqaured what are the lengths of all three sides? I NEED A ANSWER ASAP! PLEASE

math

Jenifers flower bed is in the shape of a right angle triangle. The shortest side is one/forth of the second shortest side. if the area is 18sqaured what are the lengths of all three sides? I NEED A ANSWER ASAP! PLEASE

math

Jenifers flower bed is in the shape of a right angle triangle. The shortest side is one/forth of the second shortest side. if the area is 18sqaured what are the lengths of ALL THREE SIDES? I NEED A ANSWER ASAP! PLEASE

Math help

A gas station charges $2.19 per gallon of gas. Use function notation to describe the relationship between the total cost C(g) and the number of gallons purchased g. C(g) = –2.19g g = 2.19C(g) C(g) = g + 2.19 C(g) = 2.19g Please tell me the explination and the answer.

math please hurry

A secret code must consist of three capital letters followed by a digit. Letters cannot be repeated. How many secret codes are possible? A. 140,400 B. 156,000 C. 175,760 D. 358,800

Math

One of two complementary angles has a measure that is five times that of the other. Which equation could be used to find x, the degree measure of the smaller angle? A) 5x=90 B) x+5x=90 C) 5x=180 D) x=5x=180 I chose A but I wasn't sure if I was correct. Could someone please ...

Math

From two tracking stations, A and B, 450km apart, a satellite is sighted at C directly above the line joining A to B. At the moment of sighting, angle A is 39 and angle B is 45. Find the height of the satellite. Please show all your steps clearly and asap, Thanks

Math

The distance s in feet that a body falls in t seconds is given by the formula s=16t^2. If a body has been falling for 5 seconds, how far will it fall during the 6th second? Please show work/explain A. 16 ft. B. 80 ft. C. 176 ft. D. 400 ft. E. 576 ft.

math

A jar contains 20 marbles: 4 red, 6 white and 10 blue. If you remove 1 marble at a time, randomly, what is the minimum number that you must remove to be certain that you have at least 2 marble of each color? I guessed the answer was 18 and it was correct but I don't know how ...

Math

Sam rolls a strike in 6 of the 10 frames of bowling What is the experimental probability that Sam will roll a strike in the first frame of the next game ? Explain why a number cube would not be a good way to simulate this situation Please help !!!!😖

solve math problem

A group of 9 workers decides to send a delegation of 3 to their supervisor to dicusss their grievences. c.) If there are 4 women and 5 men in the group, how many delegations would include at least 1 women? I know I have to use combination C(9,1)x C(9,4) but I'm lost after that...

math

An insurances fund invests $70,600 in real estate and earns 14% per year on the investment. How much money is earned per year? Can you please help me i have answer i out 9884 but it gives 98,840 so that doesnt match? 

Math

Dominick is incharge of ordering supplies for his hamburger stand, Burger buns come in packs of 12 and patties come in packs of 20, he needs the same amount of both, what is the least number of each that he can order? please help! replys/answers are appreciated!!

Math- 2 questions!

1. To __________ means to cut into 2 congruent parts A. intersect B. bisect** C. construct D. divide I think B 2. Which tool is not needed to construct a perpendicular bisector? A. compass B. pencil C. protractor** D. straightedge I think C Please check!!

Math help ASAP please

A kicker kicks a football during practice. The equation below can be used to find the height (h) in feet after t seconds. h(t)=-16t^2+96t After how many seconds will the ball hit the ground? A. 6 B. 7 C. 96 D. 0 My answer is B, is this correct?

Math (finance )

Find the monthly payment, needed to have a sinking fund accumulate the future value, $16,000. The yearly interest rate is 6.7% and the number of payments is 20. Interest is compounded monthly. I do not remember how to solve for this equation. Please help me.

Math-ASAP please

1. (-10x^3 + 30x -20) divided by (-5x+5)? a)2x^2-2x+4**** b)-2x^2-2x-4 c)-2x^2+2x+4 d)2x^2+2x-4 2.The width, w, of a rectangular playground is x + 3. The area of the garden is x^3 - 7x + 6. What is an expression for the length of the playground? a.) x^2 - 3x + 2 *** b.) x^2 + ...

MATH -BRAIN TEASER- PLEASE HELP

page # D-76 What Relation Is a Doorstep to a Doormat? Both are stepped on. no You didn't put any parameters on this and I think its a great answer. How bout the relation being a stepson (steps on) I got astearther.... No wait it's A Step Farther eh....?? w/e I need to know ...

Mathematics

A Pendulum 45cm long swings through a vertical angle of 30degrees. Find the distance of the altitude through which the pendulum bob rises. (I couldn't find this answer either :\ but can anyone please please help me! And if you can, can you also write the equation on how you ...

Intermediate Algebra

Solve using elimination method. If the system has no system or infinite number of solutions, state this. Please show all work. I need to show how I came about my answer. I need this as soon as possible please. I would appreciate any and all help!! 2x+2y=20 2x-2y=4

Physics please help

Two long straight aluminum wires, each of diameter 0.30mm, carry the same current but in opposite directions. They are suspended by 0.50m long strings...If the suspension strings make an angle of 3.0 degree with the vertical, what is the current in the wires? please help out I...

Physics please help

Two long straight aluminum wires, each of diameter 0.30mm, carry the same current but in opposite directions. They are suspended by 0.50m long strings...If the suspension strings make an angle of 3.0 degree with the vertical, what is the current in the wires? please help out I...

PLEASE COULD SOMEONE HELP ME OUT

Two long straight aluminum wires, each of diameter 0.30mm, carry the same current but in opposite directions. They are suspended by 0.50m long strings...If the suspension strings make an angle of 3.0 degree with the vertical, what is the current in the wires? Thank you......

Science - Please Check my Answer

My problem: A swimmer travels from the south end to the north end of a 30.0 m pool in 15.0 s and makes the return trip to the starting position in 19.0 s. What is the average velocity for the second half of the swim? My answer: 1.60 m/s to the south Please check! I will really...

Science Please Help!!!

A woman with a genetic disease marries a man who does not carry the disease. It is not possible for their children to carry the disease. The disease must be a) sex - linked b) recessive c) dominant d) cause by an extra chromosome I think the answer is recessive, can someone ...

calculus

answer the questions about the following function f(x)= 10x^2/x^4+25 a. is the point (-sqrt 5,1) on the graph b. if x=3, what is f(x)? what point is on the graph of f? c. if f(x)=1, what is x? what points are on the graph? d. what is the domain of f? e. list the x-intersepts? ...

Math

Can someone correct this for me. Find the temperature in degrees Celsius given a temperature 75 Farenheit using the formula c=5/9(f-32): C=5/9(75-32) c=5/9(43) c=25.8 Degrees If i'm wrong please let me know how to do it.I 'll appreciated any help possible. Can someone correct ...

math PLEASE HELP ME

I don't understand this qestion. a firm wants to understand the attitudes of it's minority managers toward it's system for assessing management preformence. below ia a lis of all the firms managers who are members of minority groups. use table b at line 139 and chose 6 to be ...

Math (Calculus)

Can somebody solve this logarithm problem step by step for me please: 2(lnx)² + lnx-1 = 0 First let y = ln x be a new variable, , and solve the polynomial 2 y^2 + y - 1 = 0 2(y +1)(y - 1/2) = 0 Solutions are y = -1 or +1/2 Thus x = e^y and x= 1/e = 0.3679.. OR e^0.5 = 1.6487..

Math

What is 4567x345+647-768= may you please help me all my calculators are broken my little sis broke them Paste this in the Google search window: 4567x345+647-768= hey thanks what grade are you in

math

1. 4x^2-13x=12 I need to solve this problem by factoring or using the quadtratic formula. I am stuck when using the quadtratic formula method. Please advise how to do this. 2. 5x^2+42=0 How many roots exist in this equation and what type are they?

math

Hi, me and my friend think two completely different answers to the same question the question is 4pq if p = 3 and q = -6 the 2 different answers are a) 4x3x-6 b) 12-24 Please can you tell us which is right or are we both wrong? If so what is the answer and how do you do it

math

Roberto ate 3 pieces of a pizza and them felt that he should pay 1/4 of the cost because that's the fraction he ate. How many pieces was the pizza cut into? Please could you explain me the problem and you give me the answer? thank you

(Please help) Math

1) initial investment = $600 annual % rate = ? time to double = ? amount after 10 years = $19,205.00 19,205 = 600e^(10r) I do not know how to solve for r of find the time to double.

Math. Help me please!

The two circles have equations x^ + (y-3)^2 = 49 and x^2 + (y-17)^2 =49. find the equation of the larger circle. The diagram looks like two circles on top of the other then a large circle outside.

Math

The surface area of a rectangular prism is 10.4 in2. What is the surface area of a similar prism that is larger by a scale factor of 3? I am tearing my hair out over this question! Please help asap!

math

I tried everthing but,I couldn't solve it. Please help me.the answer at the back is 40960.13 question: solve for x and check your solution. logx/log2 + logx/log4 + logx/log8 + logx/log16 = 25 THANK YOU FOR YOUR KIND HELP!!!!

Math/Algebra

The length of Karen's living room is 2ft longer than the width. The perimeter is 80ft. Find the length and the width. Can someone please explain to me how you find the answers? Thanks a ton!

Math Help Please

Let U = {9, 10, 11, 12, 13, 14, 15, 16, 17, 18}, A = {10, 12, 14, 16}, B = {13, 17}, and C = {10, 13, 16, 17, 18}. List all the members of each of the sets. (Enter solutions from smallest to largest. If there are any unused answer boxes, enter NONE in the last boxes.) A ¿ B...

Math

a ship leaves sydney heads and travels 45 km due east. it then returns and travels 86 km due north. how far is it from its starting point? please guys step by step.. thank you in advance.

MATH HELP

Will someone please explain and show how to work this one: How many different whole numbers can be made with the digits 5, 7, 8? For this problem, each different whole number may have 1, 2, or 3 digits and a digit may be repeated.

math

Which of the following equations represents the equation for the line that is parallel to the given line and passes through the given point? y= 1/5 x - 10; (15, -16) A. y = -5x +19 B. y = 1/5x + 91/5 C. y = 1/5 x - 19 D. y = 5x - 19 I do know that to be parallel the slopes ...

aig math (Ms.Sue)

a box containing 6 candy bars weighs 2.34 kg.When the box is empty it weighs 0.06 kg. find the weight of one candy bar? my answer is 0.38 am i right if not please tell me why and how.

Math. easy?

On his 13th birthday he was 112cm tall and on his 14th birthday he was 121cm tall. Assume a geometric monthly growth rate. What is this rate? I just need to know how to set it up. Please and thanks

math study links

The Suez Canal links the Mediterranean and Red Seas.It is 103 miles long and was opened in 1869.For how many years has the Suez Canal been open? please help me.

math

In a recent survey, it was determined that 1 out of 500 people had more then 6 siblings, based on this statistic what percent of people have more than 6 siblings? Please show me how to solve this!!!

math super urgent

Louis and his friends shared an equal amount of money between them. They each got $1.20. How much money was there? How many friends did Louis have? also please explain answer.

math

Find 10% of $500 and 10% of $300. Since 6% is a little more than half of 10%, what is half of 10% of 500? Add this with 10% of 30, since 8% is close to 10%.Does your answer make sense. Please show work so i can understand

math

this is my another question...please help me to solve this problem. Draw the angle of elevation of the top of a building is 60 degrees and the angle of depression of its base is 15 degrees observed from a window of another building 15m away..

Math; Please help and thank you

sin(x+(pi/4))- sin(x-(pi/4))=1 1. Apply the sum and difference formulas for sine to simplify the left-hand side of the equation. 2. find all the solutions you found to the equation you found.

College math

Which statement describes the quadratic equation 6x^2-4x+1=0,correctly? A. it is one completed real root? B. It is two complete complex roots? C. It is two unequal real roots? Please help me with this

algebra 2

Graph the system of constraints and find the value of x and y that maximize the objective function. Constraints {x >= 0 y >= 0 y <= 3 y <= -x+5} Objective Function C=-5x+3y a) 0,0 b) 2,3 c) 5,0 d) 0,3 I am a mom going crazy. I did horrible in math in school. ...

Math, Please Help!

If three cards are drawn at random from a standard deck of 52 playing cards, what is the probability that at least one of the cards is a face card: that is, one of the cards is a kind, queen, or jack?

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