Questions Answered

Emo4Life:
Group Title
What is 9/15 written as a percent
 updated 8 months ago
 4 replies
 No Medals Yet

ihatemath33:
Group Title
show that a natural number n is a perfect square( that is k^2 for some k in N) if and only if every exponent in its prime decomposition is e…
 updated 8 months ago
 4 replies
 1 Medal

ihatemath33:
Group Title
Let a,b be integers and d=gcd(a,b). Show that gcd(a/d,b/d)=1
 updated 8 months ago
 5 replies
 2 Medals

ihatemath33:
Group Title
Argue that the relation "logically implies" is transitive on the set of all statements. That is, if a, b, and c are statements such that a→b…
 updated 9 months ago
 13 replies
 1 Medal

ihatemath33:
Group Title
show that the function f(x)=(x3)^(1/2) (2x5) has derivative f'(x)= (6x17) / 2(X3)^(1/2)
 updated one year ago
 10 replies
 1 Medal

ihatemath33:
Group Title
Let f(x)= 3x^2 / (2x+1) . At what value of x does f(x) have a tangent with slope 4/3?
…
 updated one year ago
 6 replies
 No Medals Yet

ihatemath33:
Group Title
Complete the algebra to show the function
\[f(x)= 2(2x3)(2)(4x+5)^3 (2x3)^2 (3)(4x+5)^2 (4) \div (4x+5)^6 simplifies to 8(2x3)(x7)\d…
 updated one year ago
 7 replies
 1 Medal

ihatemath33:
Group Title
Write as a sum or difference of logarithms with no unnecessary exponents left.
ln (5x^4 ( 2x1)^7 /(square root (x^2+1)) (3x+2)^19
 updated one year ago
 3 replies
 1 Medal

ihatemath33:
Group Title
Write the function f(x) = Square root ( 4x^2 +25) as a composition of two simpler functions a(x) and b(x) such that F(x)= a(b(x))
 updated one year ago
 2 replies
 1 Medal

ihatemath33:
Group Title
Write as a sum or difference of logarithms with no unnecesssry exponents left.
ln ((5x^4)(2x1)^7) / (([square root] x^2 +1)(3x+2)^19)
 updated one year ago
 3 replies
 1 Medal

ihatemath33:
Group Title
Suppose that ln y= x^3+x+c where c is some constant. Solve for y
 updated one year ago
 6 replies
 1 Medal

ihatemath33:
Group Title
Complete the algebra to show that
1−x^−1−(x−1)(x^−2) simplifies to (1−1/x)^2
 updated one year ago
 10 replies
 1 Medal

ihatemath33:
Group Title
Complete the algebra to show that 1x^1 (x1)(x^2) simplifies to (11/x)^2
 updated one year ago
 2 replies
 No Medals Yet

ihatemath33:
Group Title
A factory owner estimates that the number of units(in thousands) N of a new product being produced after x months can be estimated by the fu…
 updated one year ago
 14 replies
 No Medals Yet

DajahneSanchez:
Group Title
How do I solve 72+414d=36
 updated one year ago
 3 replies
 No Medals Yet

ihatemath33:
Group Title
the limit of f(x) as x approaches 3 from the right equals 2 but from the left it does not exist. What function would fit this criteria?
 updated one year ago
 17 replies
 No Medals Yet

ihatemath33:
Group Title
the limit as x approaches 3 of what function equals 2 where f(3) does not exist
 updated one year ago
 2 replies
 1 Medal

invisadude:
Group Title
factor the expression 12t^8  75t^4
 updated 2 years ago
 2 replies
 1 Medal

ihatemath33:
Group Title
simplify x^1+1(x1)(x^2)
 updated 2 years ago
 3 replies
 No Medals Yet

ihatemath33:
Group Title
The 10 digits 0 through 9 are to be arranged in a 2x5 table( a table with 2 rows and 5 columns). How many ways are there to do this if for …
 updated 2 years ago
 7 replies
 3 Medals

ihatemath33:
Group Title
Team A has 5 males and 2 female players, and team B has 4 male and 3 female players. Two players are to be selected from each of the two te…
 updated 2 years ago
 8 replies
 2 Medals

ihatemath33:
Group Title
a standard 52 card deck of cards is shuffled and then a 12card hand is dealt from the deck. How many different outcomes are possible that …
 updated 10 months ago
 9 replies
 2 Medals

Delta41:
Group Title
simplify 45/80
 updated 2 years ago
 3 replies
 No Medals Yet