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Post New Question
All Questions
+0
238062 Questions
+1
909
1
+541
help
Suppose that and are digits in base such that . Find in base .
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xXxTenTacion
Jun 18, 2019
Jun 17, 2019
0
1557
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
Jun 17, 2019
0
974
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
Jun 17, 2019
0
1310
7
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
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Guest
Jun 17, 2019
+1
1131
1
+541
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
Jun 17, 2019
-1
752
1
Solve
7 sin2x - 14 sin x + 2 = -5
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Guest
Jun 17, 2019
0
1719
1
+53
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
Jun 17, 2019
+1
1923
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
0
617
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
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676
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
267
4
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
0
813
1
help
In right triangle ABC with , we have AB = 6 and BC = 10. Find .
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Guest
Jun 17, 2019
-1
897
2
+209
Help pls...
The solutions to the equation
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NoobGuest
Jun 17, 2019
-1
910
2
+209
Halp
How many real numbers are not in the domain of the function
Melody
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NoobGuest
Jun 17, 2019
0
586
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
0
769
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
1629
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
+1
1106
9
+209
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
897
1
trig and segment
thank you
hectictar
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Guest
Jun 17, 2019
Jun 16, 2019
-1
2937
9
+54
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
961
2
+142
Help
Solve for all values of r
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KeyLimePi
Jun 16, 2019
0
2905
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
875
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
1363
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
922
8
help! How to,do efficiently?
123456789^2-2*123456789*123456787+123456787
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Guest
Jun 16, 2019
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