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Math
Page 83
Questions (119,461)
Solve the equation by first factoring the quadratic expression.
1. x2+4.5x=0 2. x2-9x=0 3. -x2+10x=0
1 answer
asked by
Enrique
394 views
Next door neighbors Moe and Larry are using hoses from each of their houses to fill Moe's pool. They know it takes 12 hours
1 answer
asked by
Sue
438 views
Kira has 16 red beads, and she has 8 fewer yellow beads than red beads. kira also has 7 more green beads than red beads. How
1 answer
asked by
Lai
420 views
Explain it How can you use a pattern to find the product of 5x12?
1 answer
asked by
Shaun
379 views
Howmany times do u multiply
1 answer
asked by
Sat
398 views
In triangle ABC <C=90 degrees, AB=12m and AC=8m. Calculate the measure of <ABC.
3 answers
asked by
Anonymous
411 views
Suppose the modified quota is 7.47. Fill in the blanks, and round your answers to two decimal places.
(a) Find the lower quota.
1 answer
asked by
Derrick
424 views
42. How many solutions does the system have?
3x + 12y = 20 y = –x + A.)one B.)two C.)infinite D.)none I'm not sure what the
1 answer
asked by
Deborah
385 views
Elsa had a rubber disc that was red on one side and blue on the other. She tossed this disc 3 times. Draw a diagram showing all
3 answers
asked by
Jerald
422 views
You invent a new system to make excellent racing tires for the Indianapolis 500/ Your tires are good for an average of 105
1 answer
asked by
Lindsey
424 views
Can two different size rectangles have the same area? Explain.
3 answers
asked by
Ryan
384 views
Michael purchased a certain number of share of one stock for a total of $2800. The second stock was selling for $6 less per
1 answer
asked by
Janine
445 views
Two cranes can unload a ship together in 15 hours. The faster crane takes 16 hours less than the slower crane, if each were to
1 answer
asked by
Jasmine
411 views
1. P5 is an innerproduct space with an inner product. We applied the Gram Schmidt process tot he basis {1,x,x^2,x^3,x^4} and
1 answer
asked by
Scott
422 views
What is the solution to the proportion shown below?
(x+3)/4 = (x+2)/3
1 answer
asked by
Jane
390 views
Four students have been jogging for 2 hours. The distances they have jogged are shown on the graph.
Based on the information,
1 answer
asked by
Colton Constancio
416 views
Professor Sousa has 83 students in her anthropology lecture class. 42 of the students are sophomores and the others are juniors.
1 answer
asked by
Eric
414 views
There is a picture of a hexagon
On 1 of the sides it says 3.2 What is the perimeter? I got 19.2 cause on hexagons there is 6
3 answers
asked by
Connor
422 views
A pack of 7 pens cost $6 . A pack of 9 files cost $12. Fred wants to buy an equal number of pens and files. What is the least
1 answer
asked by
Pls help!
394 views
When Teresa opened her law office, she bought 14000 worth of books and 7200 dollars worth of office furniture. She paid $1200
1 answer
asked by
Kristen Morris
411 views
-13<or equal 3x-8<or equal to -3
-13=3x-8 -5=3x x=-5/3 I hope this is correct x-5/3x<or equal x<or equal 5/3
4 answers
asked by
Katie A
395 views
A shoebox holds 140 baseball cards. If John has 11 packages of 8 cards, how many more packages of cards does John need to buy to
1 answer
asked by
Jesse
400 views
Hi - I'm reposting this thread as there was some encoding issues in previous version that I clarified near bottom. Thanks.
Hi -
3 answers
asked by
Dee
427 views
Use the 5 steps to solve this problem.
Paint Express charges $30 per gallon of paint plus $1.10 per square fooet of wall space.
1 answer
asked by
Meemee Romulus
416 views
18. Find the value for the correlation coefficient r.
(Points : 1) –0.073 –0.094 –0.203 –0.149
1 answer
asked by
CC
394 views
A cylindrical tank with radius 6 in. and length 12 in. is placed on its lateral face with bases perpendicular to the ground and
1 answer
asked by
Alex
416 views
lisa checks the stats for her favorite puzzle game on her Ipod. she sees that she has won exactly 72% of the 2400 puzzles that
1 answer
asked by
Diana
420 views
25 pea pods were broken apart and the number of peas in each pod recorded. the record looked as foolows:
# of peas: 2,3,4,5,6 and
1 answer
asked by
doris
410 views
How many lines of symmetry are in a pentagon?
1 answer
asked by
Kristiana
424 views
Verify that tan^2(x)+6=sec^2(x)+5
1 answer
asked by
Anonymus
416 views
Which is a prime factorization?
a. 5^2 x 7^2 x 18^3 b. 5^3 x 7^2 x 19^2 c. 6^2 x 7^3 x 18^2 d. 4^2 x 5^2 x 15^3
3 answers
asked by
Nicholas
423 views
If the sides of a triangle are x, x+5, 2x+5. For what values of "x" would the triangle have a perimeter of at least 72?
4 answers
asked by
Janelle
390 views
Express the volume of a sphere as a function of its radius. What is the domain of this function?
1 answer
asked by
steve I Truly Need Help
395 views
Solving First degree equations.
0.2x-0.3=0.1x+5 I am having a hard time entering this into my TI-84
1 answer
asked by
Lisa
410 views
A rectangular room has a perimeter of 94 and area of 546. What are the dimensions of the room?
1 answer
asked by
Ginny
411 views
How much would have to be invested at the end of each year at 6% interest compounded annually to pay off a debt of $80,000 in 10
1 answer
asked by
Nick
405 views
A square pane of glass has sides of 15cm. How long is its diagonal?
3 answers
asked by
AnOnYmOuS GiRl
405 views
a disc jockey must play 14 commercial spots during 1 hour of a radio show.Each commercial is either 30 seconds or 60 seconds
1 answer
asked by
Anonymous
420 views
The bases of a trapezoid are 24 and 33 inches long and it encloses an area of 571. Without determining the height of the
1 answer
asked by
Allison
409 views
Kalvin wants to eat Coco blast but his mom doesn't want him to because it's to sugary.So, Kalvin decides to flip a penny. Every
1 answer
asked by
Blair
411 views
What is the exact value of csc^2 210degrees - cot^2 210degrees? Can you make a generalization about the value of csc^2 theta -
1 answer
asked by
Phillip
416 views
The location of an object on the x-axis at time t seconds is given by x(t)= a + mt, where a, m are constants.
(a) Where is the
1 answer
asked by
SC
396 views
"during the opening sequences of " the day the earth stood still " the alein craft orbits the earth at 6437.376 kph. If the
1 answer
asked by
Rogan Anantharajh
415 views
The New Toyota cars will be sent to New York by train, about 2,850 miles. The train will travel an average speed of 50 miles per
1 answer
asked by
Isuckatmath
415 views
Find the point of intersection between y=2-(1/2)x and y=1+ax. (a=alpha sign). You answer will be a point in the xy plane whose
1 answer
asked by
SC
416 views
Determine whether the statement is true or false. Show or explain why.
If n is a natural number and 4 | n, then 8 | n.
4 answers
asked by
Lyndse
410 views
The equation of the line that goes through the points ( -9 ,-6 ) and ( -6 ,-3 ) can be written in general form A x + B y + C = 0
5 answers
asked by
Help Please!-Allie
402 views
Factor Completely the following Expression:
27X4 - 108 X2 the 4 is to the power and so is the 2
1 answer
asked by
Jamarol
411 views
I need help on this problem:
8+9-10 I just don't understand if you do that 8+9 part first or the 9-10 part first Can you just
4 answers
asked by
mysterychicken
404 views
My face is red but I hope to get help with this little problem?
To get a discount, I bought 31 bottles of olive oil. I used them
4 answers
asked by
Rosedala
420 views
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