All Questions ⁺⁰238401 Questions

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585

4

Math problem

There is a sequence of numbers such that every entry except for the first entry is the arithmetic mean of its two neighboring entries. The 27th entry is 94 and the 94th entry is 27 . What's the first entry?
Please answer quickly read more ..

Guest Dec 20, 2018

0

774

3

Another mod equation

Here is another modular equation. What is the remainder of: 17^1507 mod 102? Will appreciate any help. Thank you.

Guest Dec 20, 2018

+1

628

1

Geometry

Guest Dec 20, 2018

+1

1004

5

+1495

Can somebody Help me Please!!??

Can somebody Help me Please!!??

Balance this Equation: Ca(s) + H2O(I) Ca(OH)2(aq)+H2(g)

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ManuelBautista2019 Dec 20, 2018

0

879

1

For how many integer values of $a$ does the equation $x^2 + ax + 5a = 0$ have integer solutions for $x$?

For how many integer values of a does the equation have integer solutions for x?

Guest Dec 20, 2018

+2

849

1

+1443

help plz.

x/8 - 1/6 = 1/12

SmartMathMan Dec 20, 2018

0

1115

1

Geometry Help

What is the sequence of transformations that maps △ABC to △A′B′C′ ?
Select from the drop-down menus to correctly identify each step.

Step 1: Choose... read more ..

Guest Dec 20, 2018

0

5785

2

What expressions are equivalent to 10a - 25 + 5b???

What expressions are equivalent to 10a - 25 + 5b???

Guest Dec 20, 2018

-1

946

1

+4116

Help 1

NotSoSmart Dec 20, 2018

-1

774

1

+4116

Help 2

NotSoSmart Dec 20, 2018

-1

825

1

+4116

Help 3

NotSoSmart Dec 20, 2018

-1

818

1

+4116

Help 4

NotSoSmart Dec 20, 2018

-1

885

1

+4116

Help 5

Help 5
A.
3 lines of symmetry
read more ..

NotSoSmart Dec 20, 2018

-1

888

1

+4116

Help 6

NotSoSmart Dec 20, 2018

-1

859

0

+4116

Help 7

Help 7
Which letter has the same number of symmetry lines as the given letter?
Z
A. read more ..

NotSoSmart Dec 20, 2018

-1

862

1

+4116

Help 8

NotSoSmart Dec 20, 2018

-1

1

783

1

+4116

Help 9

NotSoSmart Dec 20, 2018

+3

973

1

+1495

I hope everybody is feeling good here

I hope everybody is feeling good here

off-topic

ManuelBautista2019 Dec 20, 2018

+2

1123

7

+1495

Hey Guys

Hey Guys
Its been quite a while since I have posted something

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ManuelBautista2019 Dec 20, 2018

-1

829

1

+4116

Help 10

NotSoSmart Dec 20, 2018

-1

1072

3

+4116

Help 11

NotSoSmart Dec 20, 2018

-1

1125

3

+4116

Help 12

NotSoSmart Dec 20, 2018

0

1324

1

+476

Please Help ASAP

A random number generator that returns an integer is run twice. The notation for conditional probability is P(even on 2nd run|odd on 1st run) .
Which notation is the probability of the two events being not independent?
Choices
read more ..

awsometrunt14 Dec 20, 2018

0

687

1

+476

math

ElectricPavlov ●

awsometrunt14 Dec 20, 2018

0

725

3

+476

math

awsometrunt14 Dec 20, 2018

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