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Post a New Question | Current Questions | Live Experts
Homework Help: Math
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Equations, Variables, Polynomials
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Lines, Graphs, Sequences
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Addition, Subtraction, Multiplication, Division
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Averages, Samples, Populations
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Functions, Derivatives, Limits
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Functions, Triangles, Pi
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Recent Homework Questions About Math
Post a New Question | Current Questions
| MATH |
| I AM HAVING A PROBLEM WITH MIXED FRACTIONS |
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| Math |
| if i am planning a trip based on last years weather the weather is as follows: 68;68;63;75;75;63;46;67;75;75;75;68;71;65;61;68;70;72;72;70;70;71;81;84;85;85;80;79;80;80 and those are 30 consecutive days of the month last year. what is the expected value. or expected temp? |
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| math |
| Find the LCM for the given numbers using prime factorization. 8) 56 and 96 |
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| math |
| Find the GCF of the numbers using prime factorization. 84 and 126 |
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| math |
| Construct a factor tree for the given number. 5) 392 |
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| Math |
| Can someone please help me with this question? Find all values of the missing digit that makes the statement true: 4, 3, ... 0 is divisible by 6. My answer which I don't think is right is: 2, 5, 8. Is this correct? Thanks. |
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| Math |
| Here is the question: Construct a factor tree of 190. My answer is: 190 / \ 2 95 / /\ 2 5 19 Is this right? Thanks. |
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| Math |
| Did I solve this problem right? Here is the question: Use least common multiple or greatest common factor to solve this problem. Mark has 153 hot dogs and 261 hot dog buns. He wants to put the same number of hot dogs and hot dog buns on each tray. What is the greatest number o... |
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| math |
| identify the y-intercept y+x=-2 the y intercept is =? type as ordered pair. |
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| math (final one) |
| the length of rectangle is fixed at 17 cm. What widths will make the perimeter greater than 82 cm? |
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| math |
| In 1990, the life expectancy of males in a certain country was 72.4 years. In 1994, it was 75.8 years...? Let E represent the life expectancy in year t and let t represent the number of years since 1990. The linear function E(t) that fits the data is E(t)=__t + ___. (round to ... |
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| math(am i right) |
| determine whether (-5,1) is a solution of 9x-9y= -3 I said no am i correct? solve by elimination mehtod. 2x+3y=4, 4x+6y=8 type as ordered pair, type N for no solution, I for many. I chose I am I correct? |
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| math |
| x+2/x+3=x-1/x+1. Solve the following equation for x. The solution is ? Thank you for your help have worked this problem and ones like this for hours can't get the right answer:) |
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| math |
| The stopping distance d of a car after tehe brakes are applied varies directly as the square of the speed r. If a car traveling 50 mph can stop in 140 ft. How many feet will it take the same car to stop when it is traveling 70 mph? I did everything and I got 6860/25, how do I ... |
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| Math |
| I say this expression is true: if x and y are both integers, then xy= |x| |y|. Is this correct? |
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| Math |
| I say this expression is false: if x and y are both integers then | xy | = |x| |y|. Is this correct? |
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| Math |
| I say that this expression is true: if x is positive and y = -x then x + y =0. Am I correct? |
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| Math |
| Here is the problem: Compute the value of the given expression: - | -8 | - | -11-8 | My answer is this: 8+11-8=11. Is this correct? Thanks. |
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| Math |
| Here is the question: If a natural number is divisible by 5 and 2, then it must also be divisible by 10. My answer: false. Is this correct? |
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| math |
| how do i explain how there are 4 lines of symmetry in the Alabama state flag? |
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| math |
| At what rate would a 120-pound person burn calories while bicycling at 12 mi/h? |
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| Maths - science |
| If the current best guess for climate sensitivity is 3.0 degrees C ( The increase in GMST for doubling of CO2 from 280 ppm to 560ppm) Country member energy policies lead to stablilistaion at 650 ppm what would the de facto temperature target be ? given that members accepted a ... |
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| Math |
| In a random sample of 30 tires of the same type, it is found that the average life span is 36,200 miles with a standard deviation of 3800 miles. Find the interval about the sample mean such that the probability is 0.77 that the mean number lies within the interval. a. 35,402-3... |
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| math (algebra). |
| Graph the equation and identify the y-intercept. y= _1_ 3 x |
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| math |
| solve for the indicated letter. d=6e, for e the solution is e=? i am not sure what they mean. I never learned it. |
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| math am i correct? |
| 5x-4y=24 4y-5x=-24 what is the solution of the systme of equations? ( i guess no solution) is the sytem consistant or inconsitatn? (i guess con) is it dependent or independent (i guess dependen) |
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| math |
| The total toll charge for 1 car and 5 bicycles to cross a bridge is $7.50. The toll for a car is $1.50 more than for a bicycle. Find the cost for a car to cross the bridge. |
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| math |
| Determine the exact solution algebraically. a) 2^x= 2^7. can someone plz answer this for me, thanks a lot |
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| math |
| Solve the following equation for the variable. 7/x-4+4/x+4=2x/x^2-16. The solution is x= ?.Thank you in advance. |
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| math |
| solve the following equation for x x-1/x+5=x-4/x+3. the solution is ?. Thank you for helping me, I need it. |
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| Math |
| Write the standard for of the equation of the circle that passes through the points at (0,8),(8,0),and (16,8). Then identify the center and radius of the circle. |
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| math |
| 3/4 X 11 + 1/1 X 2 Sorry if this makes NO since at all. But I hope it does... Thanks, sarah |
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| Math-stats |
| The playing times of 20 songs on a top-hits radio station are recorded in the chart below. Playing Time (minutes:seconds) 3:32 3:24 2:54 3:07 4:52 3:45 2:39 3:09 3:34 3:26 3:35 4:17 4:03 3:52 5:10 4:59 3:07 4:00 3:07 2:56 In a histogram of this data, which bar would have the g... |
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| Math |
| 3a-2b=12 2a+b=1 multiply eq 2 x 2 4a+2b=2 eliminate b by subtracting eq (1) from (3) 4a+2b=2 3a-2b=12 a=-10 am i going right so far?? |
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| Math |
| Write the standard form of the equation of the circle that is tangent to x=-2 and has its center at(2,-4). |
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| Math |
| Find the product 2(cos10degree+isin 10degree).4(cos20degree+isin20degree).Then express the result in rectangular form. |
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| Math |
| Express 3/8a^3y^5 using rational exponents. |
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| Math |
| Write the standard form of the equation of the circle that passes through (0,4)and has its center at (-3,-1). |
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| Math |
| Identify the classical curve that the graph of r=1+sin theta represents. |
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| Math |
| Can someone please help me with this question? I have tried to figure it out and I keep getting stumped. Use counters to model and find the product of 2(5). Thanks. |
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| Math |
| Here is my question: Use counters to model the difference -2-5. Here is my answer: <-- -5-- -4 -- -3 -- -2-- -1-- 0---1--2--3--4--5---> Start at -2 and count backwards 5 points and it will = -3. Is this correct? Thanks. |
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| MATH |
| True or False? 1.) A segment has exactly one perpendicular bisector. 2.) A line has exactly one perpendicular bisector. 3.)Given a line and a point not on the line, there is exactly one line perpendicular to the original line that passes through the given point. |
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| math |
| Find the LCM for the given numbers using prime factorization. 56 and 96 |
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| math |
| Find the GCF of the numbers using prime factorization. 84 and 126 |
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| math |
| Find the prime factorization of the number, and write it in exponent form. 612 |
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| math |
| is 113 prime or composite |
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| Math |
| Can someone help me with this question? Conduct an interview to find out how someone else responds to the question, " Why is a negative number times a negative number a positive number?" Thanks. |
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| math (?) |
| 5x-4y=24 4y-5x=-24 what is the solution of the systme of equations? ( i guess no solution) is the sytem consistant or inconsistant? (i guess consistant) is it dependent or independent (i guess dependen) |
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| math (am i correct) |
| 5x-4y=24 4y-5x=-24 what is the solution of the systme of equations? ( i guess no solution) is the sytem consistant or inconsitatn? (i guess con) is it dependent or independent (i guess dependen) |
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| math |
| amy paid 64.13 for a pair of running shoes during a 35% sale off. what was the regular price. |
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| math (am i correct) |
| solve by elimination method. 2x+3y=4 4x+6y=8 is the answer -3/2y+2 they want it as an ordered pair |
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| Math |
| Can someone explain to me how to do this problem? A golfer played 8 rounds on a tournament course with the following scores ( par is the expected score for a round; negative numbers represent the number of strokes under par for the round, and positive numbers represent the num... |
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| math (am i correct) |
| solve by elimination method. 2x+3y=4 4x+6y=8 is the answer -3/2y+2 they want it as an ordered pair |
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| math-rational equations |
| how do I solve 5/x-3+3/x+3=7x/x^2-9 please explain in detail, I am having trouble once I get to the part where I need to simplify. I have so far the LCD is x^2-9 then the equation changes to (x^2-9) 5/x-3+(x^2-9) 3/x+3=(x^2-9) 7x/x^2-9 or (x+3)*5(x-3)*3=7x after this I'm stuck... |
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