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Post New Question
All Questions
+0
230881 Questions
0
577
1
Help
Ronald is a baseball player. When he hits a baseball, the height of the ball can be modeled by the following function, where t is the number of seconds after the ball is hit and h(t) is the height of the ball in feet after t seconds.
h(t)=−16t2+90t+4
read more ..
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Guest
Jun 15, 2020
0
474
1
help!
The square root of h is greater than 10/3 and less than 24/5. How many integer values of h satisfy this condition?
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Guest
Jun 15, 2020
0
501
1
help
Three men and eight machines can finish a job in half the time taken by three machines and eight men to finish the same job. If two machines can finish the job in 13 days, then how many men
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Guest
Jun 15, 2020
0
508
1
help
Solve for x:
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Guest
Jun 15, 2020
0
363
1
Counting and Probability
How many ways are there to put 9 differently colored beads on a 3 by 3 grid if the purple bead and the green bead cannot be adjacent (either horizontally, vertically, or diagonally), and rotations and reflections of the grid are considered the same?
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Guest
Jun 15, 2020
0
508
1
Help With Math (Descriptive Answer, Please)
A hotel has 100 rooms, numbered 1-100, and each room has a blue door. The manager decides the doors need new paint, so she has them all painted red.
Then the manager decides that she would like every other door painted blue, beginning with
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Guest
Jun 15, 2020
-3
666
6
+117
plz help
Explain who the following Mesopotamian key figures were and why they were
important
Zoroaster:
Hammurabi:
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off-topic
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grannygod123
Jun 15, 2020
0
535
1
Floor question
Solve for x.
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Guest
Jun 15, 2020
0
373
0
help
The sum of coefficients of integral powers of x in the binomial expansion of (1-2\sqrt{x})^{10} is equal to what?
Guest
Jun 15, 2020
0
832
3
help
An equilateral triangle of side length 2 units is inscribed in a circle. Find the length of a chord of this circle which passes through the midpoints of two sides of the triangle.
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Guest
Jun 15, 2020
0
539
2
I hate to be this person about a math question
So umm I asked a question a coupple days ago and umm I still need help... I feel like I should be able to understand but I can't. I still want to understand and get an answer about this... I have to link to my other question here. https://web2.0calc.com/questions/two-geometry-questions-help-please
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off-topic
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Guest
Jun 15, 2020
0
415
0
question need help
Each number in the list below can be paired with a different number in the same list to make an integer product except for one number. What is the letter corresponding to the one exception?
A. sqrt40
B. sqrt54
C. sqrt60
D. sqrt90 <#> E.
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Guest
Jun 15, 2020
0
443
1
need some helpp
Let for x > -2, and for x < -2. (f(x) is not defined at x = -2.) Which integer is not in the range of f(x)
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Guest
Jun 15, 2020
0
385
1
help
Consider real numbers m and n such that −1+2i is a root of the quadratic equation x^2+mx+n=0. If m and n are the two roots of the quadratic equation x^2+Ax+B=0, what is the value of B-A?
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Guest
Jun 15, 2020
0
539
1
HELP QUICK
Lines l and m are parallel to each other. Angle A = 120, and angle B = 150 degrees. What is the number of degrees in of angle C?
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Guest
Jun 15, 2020
-2
596
3
+26
number theory
How many zeros are at the end of 1000!?
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guesttttt
Jun 15, 2020
0
1514
2
Help please
A certain club has $50$ people, and $4$ members are running for president. Each club member votes for one of the $4$ candidates. How many different possible vote totals are there?
A certain club has 50 people, and 4 members are running
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Guest
Jun 15, 2020
0
560
1
help
Find the number of 6-term strictly increasing geometric progressions, such that all terms are positive integers less than 1000.
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Guest
Jun 15, 2020
0
555
1
help
If x and y are positive integers, find the number of solution of the equation 3x + 5y = 1008
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Guest
Jun 15, 2020
0
544
2
+24
simplify
another help pls thanks for the help :3
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ThisIsDm
Jun 15, 2020
+1
613
4
hard algebra
Simplify
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Guest
Jun 15, 2020
0
545
3
+24
My exam have mistakes xD
i think what is D but with other exp.
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ThisIsDm
Jun 15, 2020
0
513
2
help
If a + b + c =11 and ab + bc + ac = 25,then find the value of a^3 + b^3 + c^3 – 3abc
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Guest
Jun 15, 2020
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