用戶48836

[匿名]

回覆: 1

2015-11-15 8:01 pm

Prove that for all integers m and n, m + n and m - n are either both odd or both even.?

[匿名]

回覆: 2

2015-11-15 4:43 pm

prove that a necessary and sufficient condition for a non negative integer n to be divisible by a positive integer d is that n mod d = 0?

[匿名]

回覆: 1

2015-11-14 2:56 pm

Prove that for all real numbers c, if c is a root of a polynomial with rational coefficients, then c is a root of a polynomial with integer?

[匿名]

回覆: 1

2015-11-10 2:45 pm

Suppose a is an integer, If a mod 7 = 4 what is 5a mod 7?

[匿名]

回覆: 2

2015-11-06 3:32 am

Please help me with this math question?

[匿名]

回覆: 1

2015-10-24 5:09 am

Finite math. Please help!?

[匿名]

回覆: 3

2015-10-22 5:45 pm

Solve the inequality 1<=abs(2-x)<=5?

[匿名]

回覆: 29

2015-10-20 7:52 pm

Solve this maths question?

[匿名]

回覆: 2

2015-10-20 6:22 pm

Find all real solutions of 2αx^6 + x^3 -2β=0.Express your answers (i) symbolically with square/cube roots(ii) numerically,showing 4 dec plac?

[匿名]

回覆: 1

2015-10-18 3:34 am

Everytime I put e^ix in my calculator (Casio fx 991 es plus, complex mode) for any values of x, I get math error. Why?

[匿名]

回覆: 3

2015-10-16 10:26 am

Do i still need to learn how to compute with logarithms?

[匿名]

回覆: 2

2015-10-08 12:43 am

Are the following algebric expressions correct?

[匿名]

回覆: 1

2015-10-07 1:22 pm

Given that f(x) = 5x and g(x) = x2 +1, find f(g(x)), g(f(x)) and g(f(2)).?

[匿名]

回覆: 2

2015-10-06 8:47 pm

What is the inverse of f(x)= 2-x/5x?

[匿名]

回覆: 2

2015-10-06 4:41 pm

what is the HCF (Highest common factor) of 48 and 36?

[匿名]

回覆: 18

2015-10-04 6:20 pm

Is 521 divisible by 6?

[匿名]

回覆: 2

2015-10-04 6:34 am

The product of two numbers is 16. Express the sum of the squares of the two numbers as a function of a single variable.?

[匿名]

回覆: 1

2015-09-29 8:54 pm

Finding the measures of angles and classifying relationship help!?

[匿名]

回覆: 3

2015-09-29 8:39 pm

Find the measure of A and B. Complementary Angles?

[匿名]

回覆: 3

2015-09-29 1:55 am

a limo company charges $55 to rent a limo plus $12.75 for each hour What is the greatest # of hours you can rent a limo if u have $130?

cheuk man

回覆: 3

2015-09-25 3:10 pm

Let α and β be the roots of the equation 2x^2 + 1 = 4x without finding the values of α and β find (1/α) + (2/β).?

[匿名]

回覆: 1

2015-09-16 2:03 am

Help with Probability?

[匿名]

回覆: 1

2015-09-15 12:09 am

Find the vertical and horizontal asymptotes. (If an answer does not exist, enter DNE.)?

[匿名]

回覆: 3

2015-09-12 10:56 am

solve the equation x-15=25 and state euclid's axiom used here?

[匿名]

回覆: 3

2015-09-10 9:17 pm

Algebra 2?

[匿名]

回覆: 2

2015-09-06 9:22 pm

Solve for a and b.?

[匿名]

回覆: 3

2015-09-05 9:46 am

find the number of solutions to the equation 2x+5y=2015 where x and y are positive integers?

[匿名]

回覆: 1

2015-09-02 9:23 pm

Algebra 2?

[匿名]

回覆: 3

2015-09-01 3:12 am

For which values of b will the equation x^2+bx+1=0 have real solutions?

[匿名]

回覆: 7

2015-08-31 6:15 am

Need help with this math question!! Please!!!?

[匿名]

回覆: 4

2015-08-25 6:16 pm

The total cost in $ of manufacturing 'm' treadmills is given by the function c(m)=m^3-20m^2+500m+100. What's the cost of 2 treadmills?