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Fermat
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User Fermat
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solve -4x+15>59
answered
Nov 18, 2013
in
Pre-Algebra Answers
|
505
views
solving equations
al father is 45 . he is 15 years older than twice as al age how old is al
answered
Nov 18, 2013
in
Algebra 1 Answers
|
1.4k
views
word problems
[{x ^ (3a-4)^ 2}/ {x^(2a-4)^3}]^ 3
answered
Nov 18, 2013
in
Algebra 2 Answers
|
599
views
If an angle A is divided into b and c,such that,tanb : tanc=x : y,show that sin(b-c)=x-y/x+y*sinA
answered
Nov 18, 2013
in
Trigonometry Answers
|
1.6k
views
how to do?
If tanA=1/3 and tanB=1/7 show that 2A+B=45`
answered
Nov 18, 2013
in
Trigonometry Answers
|
4.4k
views
how to do?
tana=2tanB show that sin(a +b)/sin(a-b)=3
answered
Nov 18, 2013
in
Word Problem Answers
|
4.9k
views
trigonometry problems
If 2tanB+cotB=tanA,prove that 2tan(A-B)=cotB
answered
Nov 18, 2013
in
Trigonometry Answers
|
8.4k
views
trigonometry problems
x+ y > 2 x - y < 2
answered
Nov 18, 2013
in
Algebra 1 Answers
|
457
views
two variables
what does 4√ 18 - 3√ 8 + 4√ 72 = ?
answered
Nov 18, 2013
in
Algebra 2 Answers
|
472
views
adding radicals
a man is 20 years older then his son. if the su of their ages is 50 years, how old are they?
answered
Nov 17, 2013
in
Word Problem Answers
|
954
views
word problems
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