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Post New Question
All Questions
+0
237635 Questions
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630
3
root81*6+24+39*0)
root81*6+24+39*0)
Melody
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Guest
Nov 15, 2014
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952
1
Solve the following quadratic by completing the square; x^2+11x+1=0
Solve the following quadratic by completing the square; x^2+11x+1=0
CPhill
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Guest
Nov 15, 2014
0
442
0
És um Zé?
És um Zé?
Guest
Nov 15, 2014
0
7971
1
Physics
001) The force required to stretch a Hooke’s-law spring varies from 0 N to 43 N as we stretch the spring by moving one end 10 cm from its unstressed position. Find the force constant of the spring. Answer in units of N/m
002 (part 2 of 2) Find the
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physics
Alan
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Guest
Nov 15, 2014
+5
864
1
+9
whats the 4 cases of congruency
whats the 4 cases of congruency
CPhill
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austinmalan59gmailcom
Nov 15, 2014
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1323
2
0.22 of 3,000
0.22 of 3,000
BrittanyJ
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Guest
Nov 15, 2014
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1433
4
solving these mindboggling trig stuff
I thought using sin(A+B) and Cos(A+B) would work but I got no where.
Solve these equations for 0 < θ < 360o, giving θ to 1 decimal place where appropriate:
(a) sin(p+15degrees)= 3cos(p+15degrees)
(b) sinpcosp=
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CPhill
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Guest
Nov 15, 2014
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750
1
Use the ran# key on your calculator to chose a sample of 8 pupils from a year group of 100
Use the ran# key on your calculator to chose a sample of 8 pupils from a year group of 100
Melody
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Guest
Nov 15, 2014
0
579
1
How do I calculate f(f(1)) = (x-1)(x-2) ?
How do I calculate f(f(1)) = (x-1)(x-2) ?
CPhill
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Guest
Nov 15, 2014
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485
2
math help
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Melody
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Guest
Nov 15, 2014
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558
1
help please
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CPhill
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Guest
Nov 15, 2014
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1028
3
math help
CPhill
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Guest
Nov 15, 2014
0
8
1574
9
Partial fractions
Express the following as a partial fraction:
a) f(x)=2x-13/(2x+1)(x-3)
b)f(x)=x^2 +5x +7/(x+2)^3
c) f(x)= x^2 -10/ (x-2)(x+1)
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Melody
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Guest
Nov 15, 2014
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700
2
what is the diameter of a circle when the circumference is 3cm
what is the diameter of a circle when the circumference is 3cm
Melody
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Guest
Nov 15, 2014
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692
1
2 plus 234
2 plus 234
jillybean
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Guest
Nov 15, 2014
0
769
7
hi how you doing this is barak obama hows lifew i couldnt help but notise that this is a very good website and i would like to buy it off yo
hi how you doing this is barak obama hows lifew i couldnt help but notise that this is a very good website and i would like to buy it off you how about 4000 dollers
CPhill
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Guest
Nov 15, 2014
+12
604
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+118723
I have cursorily checked most posts up to and including question page 982+ and answer page 2610+
I have cursorily checked most posts up to and including question page 982+ and answer page 2610+
I have been away! (This is old news )
Pages from 915 to 946 and
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Melody
Nov 15, 2014
0
853
1
5x+7<32
5x+7<32
Melody
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Guest
Nov 15, 2014
+12
653
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+118723
@@ unanswered questions (or partially answered)
http://web2.0calc.com/questions/pre-calculus-questions
http://web2.0calc.com/questions/i-m-coding-a-programme-in-basic-which-would-be-more-efficient-to-make-a-3-d-aeroplane-bit-mapping-or-polygonar-graphics
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Melody
Nov 15, 2014
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488
3
Multiply
Simplify your answer as much as possible.
3√5(√15-√6)
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Guest
Nov 15, 2014
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755
1
+107
Are these mechanics formulae correct?
Where; s = the displacement of the object, u = its initial velocity, v = its final velocity, a = its acceleration and t = the total time, say of the experiment; all of these while the object has constant acceleration throughout the period.
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Melody
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Dragontmaermaths
Nov 15, 2014
0
736
2
What is 7(8.2)
What is 7(8.2)
Melody
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Guest
Nov 15, 2014
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