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All Questions
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150782 Questions
0
15
2
Pls Help ASAP
What is the 20th digit after the decimal point of the sum of the decimal equivalents for the fractions 1/7 + 1/3
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Guest
4 hours ago
+1
15
1
+180
help
Suppose that and are digits in base such that . Find in base .
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xXxTenTacion
5 hours ago
Jun 17, 2019
+1
14
1
+146
Weird exponent Question: help porfavor?
For some reason, the answer 5/3 is not correct... anyone has some thoughts on their answer?
hectictar
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sudsw12
6 hours ago
0
11
1
HELP!!!!
The sequence 6, -9, x , y is such that the first three terms form an arithmetic sequence and the last three terms form a geometric sequence. Find x and y.
Express answer as (x , y).
GYanggg
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Guest
6 hours ago
0
13
1
+895
Need Help
On my last question, the first part was answered as an example but I can't figure out how to do the second problem for the life of me. Here's the link: https://web2.0calc.com/questions/rotate-the-axes
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AdamTaurus
7 hours ago
0
13
0
HELP!
A geometric series has a sum of 180. Assuming that the common ratio of that series is 7/4, find the sum of the series
Guest
7 hours ago
+1
14
1
+180
Help Me Please
A number is chosen uniformly at random from among the positive integers less than 10^8. Given that the sum of the digits of the number is 9, what is the probability that the number is prime?
hectictar
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xXxTenTacion
8 hours ago
-1
17
1
Solve
7 sin2x - 14 sin x + 2 = -5
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Guest
10 hours ago
0
14
1
+25
Word problem
The engine displacement of an automobile is the volume through which the piston moves from high to low position. If an engine has n cylinders, the displacement is D = pi • (bore/2)^2 • stroke • n, where the bore is
read more ..
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cormier123
11 hours ago
+1
19
3
Please Help!!!!!
1. Find the value of \[x = 1 + \cfrac{1}{2 + \cfrac{1}{2 + \cfrac{1}{2 + \cfrac{1}{2 + \ddots}}}}.\]
2. If $554_b$ is the base $b$ representation of the square of the number whose base $b$ representation is $24_b,$ then find $b$.
read more ..
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Guest
Jun 17, 2019 5:01:51 PM
0
13
1
Help
The graph of the equation $y =ax^2 + bx + c$, where $a$, $b$, and $c$ are constants, is a parabola with axis of symmetry $x = -3.$ Find $\frac{b}{a}$.
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Guest
Jun 17, 2019 3:37:20 PM
+1
23
2
How to find discriminant for 1x + 11x + 36 = 0?
What will be the discriminant for this equation 1x + 11x + 36 = 0?
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Guest
Jun 17, 2019 1:14:22 PM
0
0
0
How to find discriminant for 1x + 11x + 36 = 0?
What will be the discriminant for this equation 1x + 11x + 36 = 0?
Guest
Jun 17, 2019 1:14:22 PM
0
19
1
help
In right triangle ABC with , we have AB = 6 and BC = 10. Find .
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Guest
Jun 17, 2019 11:54 AM
0
23
1
+99
Help pls...
The solutions to the equation
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NoobGuest
Jun 17, 2019 9:43:35 AM
0
22
1
+99
Halp
How many real numbers are not in the domain of the function
Melody
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NoobGuest
Jun 17, 2019 9:39:50 AM
0
27
2
...
How the heck am i supposed to calculate the actual value of 386 factorial
off-topic
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Guest
Jun 17, 2019 7:51:06 AM
0
18
1
I am not good with word questions please help me
the water park is a popular field trip destination. falls high filled 2 vans and 9 buses with 383 students. rainy high filled 8 vans and 3 buses with 179 students. find the number of students in each and each bus
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Guest
Jun 17, 2019
+1
22
4
+895
Rotate The Axes
Rotate the axes so that the new equation contains no xy-term. Analyze and graph the new equation.
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AdamTaurus
Jun 17, 2019
+2
34
7
+99
Guest Posts
The subject of guest posts has been on my mind recently..... so I wanted to ask how many of you like guest posts? and how many of you dont?
off-topic
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NoobGuest
Jun 17, 2019
0
25
1
trig and segment
thank you
hectictar
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Guest
Jun 17, 2019
Jun 16, 2019
0
27
2
+37
Math Help Please
1.) Find the first ten digits after the decimal point in the decimal expansion of $\frac{10}{27}=0.abcdefghij\ldots$
without a calculator.
(Express your answer as a ten-digit number.)
2.) The number $\frac{12}{13}$ can
read more ..
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Jdaye
Jun 16, 2019
0
25
1
+105
Help
Solve for all values of r
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KeyLimePi
Jun 16, 2019
0
22
1
Simplify \[i^1+i^2+i^3+\cdots+ i^{97} + i^{98}+i^{99}.\]
Simplify \[i^1+i^2+i^3+\cdots+ i^{97} + i^{98}+i^{99}.\]
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Guest
Jun 16, 2019
0
22
4
PLEASE HELP
Show that from any five integers, one can always choose three of these integers such that their sum is divisible by 3.
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Guest
Jun 16, 2019
0
20
1
Please help
Suppose a(2+i)^4 + b(2+i)^3 + c(2+i)^2 + b(2+i) + a = 0,where a,b,c are integers whose greatest common divisor is 1. Determine |c|.
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Guest
Jun 16, 2019
0
30
7
help! How to,do efficiently?
123456789^2-2*123456789*123456787+123456787
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Guest
Jun 16, 2019
0
23
1
Help
If we write $\sqrt{5}+\frac{1}{\sqrt{5}} + \sqrt{7} + \frac{1}{\sqrt{7}}$ in the form $\dfrac{a\sqrt{5} + b\sqrt{7}}{c}$ such that $a$, $b$, and $c$ are positive integers and $c$ is as small as possible, then what is $a+b+c$?
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Guest
Jun 16, 2019
+2
29
5
+228
Hello I'm having trouble on what to do first with this fractional 1 varible equation's
I'm giving the equation Solve for x: Note that 3/4 and x are rigth next to each other like this 3/4x I had some trouble with the latex this time...
x = _____ Write your answer as a fraction
read more ..
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HiylinLink
Jun 16, 2019
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