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133338 Questions
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0
551
1
+1773
Express $0.10101_2$ as a base 10 fraction in reduced form.
Express $0.10101_2$ as a base 10 fraction in reduced form.
Melody
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Mellie
Jun 7, 2015
0
479
6
+1773
What is $1000000_{16} - 8D6A7B_{16}$ in base 16? (You do not need to include the subscript 16 in your answer.)
What is $1000000_{16} - 8D6A7B_{16}$ in base 16? (You do not need to include the subscript 16 in your answer.)
Melody
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Mellie
Jun 7, 2015
0
866
4
+1773
Express
Melody
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Mellie
Jun 7, 2015
0
567
2
+1773
Compute $43_6 \cdot 51_6$ in base 6.
Alan
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Mellie
Jun 7, 2015
0
257
0
Expand and Simplify. (2x^2 - 3x +1) + (4x^2 + 6-3x)
Expand and Simplify. (2x^2 - 3x +1) + (4x^2 + 6-3x)
Guest
Jun 7, 2015
0
234
1
How do you work out the circumference of a circle using the diameter?
How do you work out the circumference of a circle using the diameter?
Eloise1st
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Guest
Jun 7, 2015
0
393
0
+92164
Chris, Alan or I have cursorily checked most posts up to and including question page 1841+ and answer page 4957+
Chris, Alan or I have cursorily checked most posts up to and including question page 1841+ and answer page 4957+
---------------------------------------------------------------------
There are some that do not have answers -
read more ..
Melody
Jun 7, 2015
0
248
1
A diameter of a circle is cut at right angles by a chord into a 12 cm segment and a 4 cm segment. How long is the chord?
A diameter of a circle is cut at right angles by a chord into a 12 cm segment and a 4 cm segment. How long is the chord?
CPhill
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Guest
Jun 7, 2015
0
348
2
What is the width of a golden rectangle if the length is 6 feet
What is the width of a golden rectangle if the length is 6 feet
Alan
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Guest
Jun 7, 2015
0
207
2
+262
I am confused
need to make factorization but something went wrong
that's what i did:
4a^2(2a+3)-6a(2a+3)+7(2a+3)=
read more ..
Melody
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sabi92
Jun 7, 2015
0
161
0
a circle has 30 cm. Find the arc length subtended by a central angle of 330°
a circle has 30 cm. Find the arc length subtended by a central angle of 330°
Guest
Jun 7, 2015
0
166
2
a squared box of steel has 10 cm each side, we apply 800ºC. If its emisivity is 0.60, which is the total rate of energy emission radiation?
a squared box of steel has 10 cm each side, we apply 800ºC. If its emisivity is 0.60, which is the total rate of energy emission radiation?
Please detail the answer.
physics
Alan
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Guest
Jun 7, 2015
0
299
1
3x^2-4x-2=O
3x^2-4x-2=O
Melody
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Guest
Jun 7, 2015
0
198
1
what is cubic function?
what is cubic function?
Melody
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Guest
Jun 7, 2015
0
200
1
One of the angles in the equation 2 cos squared theta equals 1 is
One of the angles in the equation 2 cos squared theta equals 1 is
Melody
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Guest
Jun 7, 2015
0
238
2
(1280 +j*533,33)/(52- j*34,66)
(1280 +j533,33)/(52- j34,66)
Eloise1st
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Guest
Jun 7, 2015
0
191
0
+92164
@ Repeat question - Calculus I think. Any mathematicians interested ?
Would a mathematician like to look at this question. It looks interesting, the anon has posted it twice. :)
http://web2.0calc.com/questions/linear-programming_1
Melody
Jun 7, 2015
0
172
3
find two possible values of p if the lines px-y+1=0 and 3x+y+1=0 intersect at 45 degrees
find two possible values of p if the lines px-y+1=0 and 3x+y+1=0 intersect at 45 degrees
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Guest
Jun 7, 2015
0
314
1
a rugby team played 6 games their mean score is 14.5 they played 1 more game their mean is now 16 how many points did they score
a rugby team played 6 games their mean score is 14.5 they played 1 more game their mean is now 16 how many points did they score
CPhill
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Guest
Jun 7, 2015
0
199
1
Why does the calculator do 20.5^2 = 1681/4 = 420.25? What is the 1681/4 part all about?
Why does the calculator do 20.5^2 = 1681/4 = 420.25? What is the 1681/4 part all about?
Alan
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Guest
Jun 7, 2015
0
281
3
What is 30% of 195?
What is 30% of 195?
Eloise1st
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Guest
Jun 7, 2015
0
190
2
+262
help me please
i need to do a factorization but i dont get the right answer.help please.
a(2b^2-c)+b(c-2b^2)
that's what i did:
read more ..
Alan
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sabi92
Jun 7, 2015
0
316
2
40 cows can graze a filed in 16 days how many cow will graze the same filed in 10 days
40 cows can graze a filed in 16 days how many cow will graze the same filed in 10 days
radix
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Guest
Jun 7, 2015
0
390
1
Explain why this triangle cannot be drawn. Angle 35 Hyp 10 Opp 7 Adj ?
Explain why this triangle cannot be drawn. Angle 35 Hyp 10 Opp 7 Adj ?
Will85237
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Guest
Jun 7, 2015
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