Answers by Fermat - Math Homework Answers

Show that cos²Z + sin²Z = 1 in complex variables?

answered Jan 23, 2014 in Trigonometry Answers | 2.5k views

formula for linear equations

answered Jan 23, 2014 in Algebra 1 Answers | 651 views

Calculus sin(x) function.

answered Jan 23, 2014 in Calculus Answers | 1.2k views

simplify a complex number and give the polar form. (1+i)^5 (square root of 3-i)^-4

answered Jan 21, 2014 in Calculus Answers | 936 views

integrate the following

answered Jan 21, 2014 in Calculus Answers | 287 views

answered Jan 10, 2014 in Algebra 1 Answers | 477 views

house boat is $5200 for 8 days they decide to split the ratio of 2 : 5 : 6 respectively

answered Jan 10, 2014 in Other Math Topics | 551 views

a kid gave someone 1/3 and a friend 1/5 but the person got forty less than thefriendhow

answered Jan 10, 2014 in Word Problem Answers | 449 views

how do you intergrate (1-2cost)^2

answered Jan 10, 2014 in Trigonometry Answers | 2.0k views

If a person has 8 children and each child has 8 children how many grandchildren do they have?

answered Jan 8, 2014 in Other Math Topics | 551 views

Factorize : 1-2xy-(x^2+y^2)

answered Jan 6, 2014 in Other Math Topics | 2.1k views

If x+1/x=2 then x^100+1/x^100 is

answered Jan 5, 2014 in Other Math Topics | 683 views

Integration by Parts.

answered Jan 4, 2014 in Calculus Answers | 982 views

Express f(z) in the form f(z) = (z + a)(z^2 + bz + c)

answered Jan 4, 2014 in Algebra 2 Answers | 1.3k views

1-2xy-(x^2+y^2)

answered Jan 4, 2014 in Other Math Topics | 333 views

if (a^3+2^3+3^3)^5/2 =6^5 Then a is equal to

answered Jan 4, 2014 in Other Math Topics | 341 views

Solutions to Equation z^3 = w

answered Jan 4, 2014 in Algebra 2 Answers | 2.9k views

x+y=a and xy=b then the value of 1/x^3+1/y^3 is

answered Jan 4, 2014 in Other Math Topics | 515 views

x^4-2x^3+12x^2-1 divided by x+5 the reminder is

answered Jan 4, 2014 in Other Math Topics | 402 views

A=3x^2-4x^3+2x-5,B=2x^3-2x-9,C=3x^3-2x^2-15 then the degree of (A+B-C) is

answered Jan 4, 2014 in Other Math Topics | 422 views

what value of x makes the equation true?

answered Jan 3, 2014 in Algebra 1 Answers | 4.5k views

solve simultaneous equation:ax+by=a+b;bx=ay+a+b where'a'and'b'are constant,where both are not zero

answered Dec 31, 2013 in Calculus Answers | 721 views

answered Dec 30, 2013 in Algebra 1 Answers | 537 views

Factor the expression. x^2-11x+24

answered Dec 30, 2013 in Algebra 1 Answers | 886 views

factor the expression. x^2+13x+40

answered Dec 30, 2013 in Algebra 1 Answers | 669 views

Whats the answer to 2x^2-3x^2+4x-7/x^2+3

answered Dec 26, 2013 in Algebra 2 Answers | 322 views

(10y)/(y^2-3y-18) : (5y)/(4y-24)

answered Dec 26, 2013 in Algebra 1 Answers | 634 views

find the value of dy/dx at x=0.5 for the curve y=3cos^-1 (x)

answered Dec 25, 2013 in Calculus Answers | 415 views

(x+1) dy/dx= x (y^2+1)

answered Dec 25, 2013 in Other Math Topics | 717 views

How many seven digit numbers are there when 0, 5, 4 cannot be the leading number?

answered Dec 25, 2013 in Word Problem Answers | 1.4k views

41 million dollars divided by 54 people equals what?

answered Dec 25, 2013 in Other Math Topics | 834 views

System of equations

answered Dec 23, 2013 in Calculus Answers | 2.6k views

If oil is leaking out at 53 milliliters per hour, what is the operating temperature of the tractor?

answered Dec 23, 2013 in Algebra 1 Answers | 537 views

how win first noble prise in mathematics?

answered Dec 23, 2013 in Other Math Topics | 449 views

find n with first term -3, sum is 31.5 and common difference is 2.5

answered Dec 23, 2013 in Calculus Answers | 2.3k views

If A sub 8 equals 22 and S sub 8 equals 8, find A sub 10 of an arithmetic Sequence

answered Dec 23, 2013 in Calculus Answers | 753 views

finding sum of first 22 terms in an arithmetic sequence when 3rd term is 9 and 7th term is 31

answered Dec 23, 2013 in Algebra 2 Answers | 936 views

what is the INVERSE of h(x) = -3x+6

answered Dec 23, 2013 in Algebra 1 Answers | 774 views

a^(−1)×^(−1) Solve the fundamental property of exponents

answered Dec 23, 2013 in Calculus Answers | 377 views

Given the function f(x) = 9x+7, find it's inverse

answered Dec 23, 2013 in Algebra 1 Answers | 2.3k views

Simplify the logarithm log2 (64)

answered Dec 23, 2013 in Algebra 1 Answers | 5.4k views

Select the first five terms in the arithmetic sequence An =2n starting with n=1

answered Dec 23, 2013 in Algebra 1 Answers | 4.7k views

integrate: (dx)/(4x^(2)+25)

answered Dec 21, 2013 in Calculus Answers | 3.5k views

let sinA=5/13 ,cosA>0 and tanB=4/3 cosB=0 find the exact value of cos(A-B0

answered Dec 21, 2013 in Calculus Answers | 1.4k views

How do you integrate logx?

answered Dec 21, 2013 in Calculus Answers | 656 views

Integrate with respect to x: (arcsin(2x+1))^2 divided by (-x -x^2)^1/2

answered Dec 21, 2013 in Word Problem Answers | 465 views

integrate 1 divided by the product of (a²+x²) and(b²+x²)

answered Dec 21, 2013 in Other Math Topics | 803 views

answered Dec 21, 2013 in Calculus Answers | 573 views

using a variation of parameter solve y"+2y'+2y = e^-x cos x

answered Dec 21, 2013 in Calculus Answers | 9.0k views

Establish the identity cos(a+b)/ (cota-tanb) = sinacosb

answered Dec 20, 2013 in Trigonometry Answers | 909 views

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