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Answers by Fermat
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Fermat
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User Fermat
Recent activity
All questions
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what is the area of this rectangle? 21'3"x13'6"
answered
Nov 20, 2013
in
order of operations
|
430
views
area of a rectangle
what percentage is £1402.06 of £5608.25
answered
Nov 20, 2013
in
Other Math Topics
|
406
views
calculating percentages
What is the solution to the second order differential equation: f(t) = Mdy2/dt2 + bdy/dt + ky?
answered
Nov 19, 2013
in
Calculus Answers
|
759
views
differential equation
(x + 5)(x + 4) =
answered
Nov 19, 2013
in
Other Math Topics
|
396
views
solving equations
what is the measure of X whooses complement is one-third its supplement
answered
Nov 19, 2013
in
Geometry Answers
|
402
views
measure of the angle
solve for x
geometry problems
find dx/dy if y=sin2x
answered
Nov 19, 2013
in
Trigonometry Answers
|
1.3k
views
differential equation
solve the equation
answered
Nov 19, 2013
in
Algebra 1 Answers
|
358
views
linear equation with decimals
solve for h
answered
Nov 19, 2013
in
Algebra 1 Answers
|
477
views
algebra problems
rewriting formulas
Write a pythagorean triplet whose one number is 15
answered
Nov 19, 2013
in
Other Math Topics
|
3.8k
views
what is the formula of round robin game?
answered
Nov 19, 2013
in
Other Math Topics
|
459
views
algebra problems
5399.70 ís 3% of what number
answered
Nov 19, 2013
in
Other Math Topics
|
2.1k
views
calculating percentages
Z-0.9>-4.8
answered
Nov 19, 2013
in
Algebra 1 Answers
|
454
views
solving inequalities
solve system by substitution method 5x - 6y = 39 - 2x, 4x + 6y = x + 5y + 31
answered
Nov 19, 2013
in
Algebra 1 Answers
|
2.3k
views
solving systems of equations by substitution
solve these equations using matrices without a calculator. x=y=z=6, 2x=y-4z=-15, 5x-3y+z=-10
answered
Nov 19, 2013
in
Algebra 2 Answers
|
861
views
solving systems of equations
{1/2x+1/3y=5 1/4x+y=10
answered
Nov 19, 2013
in
Algebra 1 Answers
|
1.2k
views
solving systems of equations
if the trinomial n^2-12kn+r, what is the value of r
answered
Nov 19, 2013
in
Trigonometry Answers
|
834
views
perfect square trinomal
trigonometry problems
calculate the new selling price?
answered
Nov 18, 2013
in
Other Math Topics
|
3.3k
views
What is fraction if the numerator is 6 less than denominator and fraction is equivalent to 1/3?
answered
Nov 18, 2013
in
Other Math Topics
|
994
views
fraction problems
x3 - 2y2 - 3x3 + z4 if x = 3, y = 5, and z = -3.
answered
Nov 18, 2013
in
Algebra 2 Answers
|
5.0k
views
if x = 3
y= 5 and z = -3
-1/2|x+7|=6
answered
Nov 18, 2013
in
Algebra 2 Answers
|
415
views
absolute value equations
solve -4x+15>59
answered
Nov 18, 2013
in
Pre-Algebra Answers
|
339
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
|
1.0k
views
word problems
[{x ^ (3a-4)^ 2}/ {x^(2a-4)^3}]^ 3
answered
Nov 18, 2013
in
Algebra 2 Answers
|
419
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
|
1.3k
views
how to do?
If tanA=1/3 and tanB=1/7 show that 2A+B=45`
answered
Nov 18, 2013
in
Trigonometry Answers
|
3.9k
views
how to do?
tana=2tanB show that sin(a +b)/sin(a-b)=3
answered
Nov 18, 2013
in
Word Problem Answers
|
4.5k
views
trigonometry problems
If 2tanB+cotB=tanA,prove that 2tan(A-B)=cotB
answered
Nov 18, 2013
in
Trigonometry Answers
|
7.7k
views
trigonometry problems
x+ y > 2 x - y < 2
answered
Nov 18, 2013
in
Algebra 1 Answers
|
312
views
two variables
what does 4√ 18 - 3√ 8 + 4√ 72 = ?
answered
Nov 18, 2013
in
Algebra 2 Answers
|
315
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
|
712
views
word problems
Solve the simultaneous equation y=8-x and 2xsquared + xy =-16
answered
Nov 17, 2013
in
Algebra 1 Answers
|
2.5k
views
simultaneous equations
algebra problems
using the graphical method.
3x+2y=13 x^2+xy-y^2 = 11
answered
Nov 17, 2013
in
Pre-Algebra Answers
|
732
views
simultaneous equations
what quadrilateral has four sides two pairs of the sides congruent and no parallel sides
answered
Nov 17, 2013
in
Geometry Answers
|
834
views
geometric shapes
geometry problems
what are quadrilaterals with parallel sides
answered
Nov 17, 2013
in
Other Math Topics
|
700
views
geometric shapes
Factorise (a+6)(a-1)+6b+ab completely.
answered
Nov 17, 2013
in
Algebra 1 Answers
|
465
views
factoring
algebra problems
solving equations factoring
distributive property
factorise: -t^2+38t+39
answered
Nov 17, 2013
in
Other Math Topics
|
527
views
factoring
maths problem
find the fourier series representing f(x)=xsinx
answered
Nov 16, 2013
in
Calculus Answers
|
13.5k
views
calculus problems
sequences and series
equation representing a fibonacci series
answered
Nov 16, 2013
in
Trigonometry Answers
|
497
views
equation representing a fibonacci series
Determine equation of the cubic function?
answered
Nov 16, 2013
in
Word Problem Answers
|
951
views
functions
cubic
zeros of a function
polynomials
What are the steps on solving the cryptanrithm coca+cola=oasis
answered
Nov 16, 2013
in
Word Problem Answers
|
4.7k
views
algebra
problem of the week
how do I get the equilibrium price and quantity
answered
Nov 16, 2013
in
Other Math Topics
|
622
views
xdy/dx=1-y^2
answered
Nov 16, 2013
in
Calculus Answers
|
2.1k
views
differential equation
integral
y(2 x y+e^x)dx=e^xdy
answered
Nov 16, 2013
in
Calculus Answers
|
2.3k
views
differential equation
2 numbers have a ratio of 3 to 5. The numbers can be added to equal 136. What are the numbers.
answered
Nov 16, 2013
in
Algebra 1 Answers
|
1.9k
views
algebra problems
18x^2y-3xy-3y how do i factor this step by step
answered
Nov 16, 2013
in
Algebra 1 Answers
|
532
views
factoring trinomials
factor 5x^2y^2-20xy^3+25x^3y^5
answered
Nov 16, 2013
in
Algebra 1 Answers
|
741
views
factoring trinomials
Factor the trinomial :2x^-5x+2
answered
Nov 16, 2013
in
Algebra 1 Answers
|
531
views
factoring trinomials
lim x tends to 0( tanx-sinx)/x^3
answered
Nov 15, 2013
in
Calculus Answers
|
1.7k
views
limit of a function
How to solve this problem to the limit x tends to zero ?
answered
Nov 15, 2013
in
Geometry Answers
|
928
views
differentiation
limit of a function
limits
write 56 as a product of prime factors.
answered
Nov 15, 2013
in
Factors of a number
|
4.5k
views
prime factors
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