ihatemath33
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ihatemath33:
Consider a game in which there are two players, Alice and Bob. Initially there
is a pile of n coins placed on a table. The players alterna…
 updated 4 months ago
 1 reply
 1 Medal
Mathematics

ihatemath33:
Consider a game in which there are two players, Alice and Bob. Initially there
is a pile of n coins placed on a table. The players alterna…
 updated 4 months ago
 No Medals Yet
Mathematics

ihatemath33:
use the fact that 10 is congruent to 1(mod 11) to devise a test for divisibility by 11 thats similar to our tests for divisibility by 3 and…
 updated 4 months ago
 1 reply
 2 Medals
Mathematics

ihatemath33:
Given that k is congruent to 2(mod 4), determine the remainder when 5k+13 is divided by 4
 updated 4 months ago
 1 reply
 1 Medal
Mathematics

ihatemath33:
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 5 months ago
 4 replies
 1 Medal
Mathematics

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

ihatemath33:
Let S be a set that contains at least two different elements. Let R be the relation on P(S), the set of all subsets of S, defined by (X,Y) i…
 updated 6 months ago
 No Medals Yet
Mathematics

ihatemath33:
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 6 months ago
 13 replies
 1 Medal
Mathematics

ihatemath33:
Let a,b, and c be sets. Prove that if a is a subset of b and c is a proper subset of d, then axc is a proper subset if bxd
 updated 6 months ago
 1 reply
 No Medals Yet
Mathematics

ihatemath33:
Write the following statements in symbolic form. Then use the rules of inference to find a conclusion. sharks cannot play tennis.
milos r…
 updated 7 months ago
 1 reply
 No Medals Yet
Mathematics

ihatemath33:
show that
not(pvq) v (not p^q) v not(not p^not q) is logically equivalent to: not(p^not q)
 updated 7 months ago
 1 reply
 1 Medal
Mathematics

ihatemath33:
You have completed preparing your buffer and you are ready to go home, but your supervisor informs you just before you leave that you should…
 updated 7 months ago
 No Medals Yet
Mathematics

ihatemath33:
You have completed preparing your buffer and you are ready to go home, but your supervisor informs you just before you leave that you should…
 updated 7 months ago
 No Medals Yet
Mathematics

ihatemath33:
Mario sells shell necklaces on the beach. Last season he first priced the necklaces at 10$ and sold 20 per day. When he increased the price …
 updated one year ago
 No Medals Yet
Mathematics

ihatemath33:
Describe a suitable control to test the specificity of the Bradford assay for certain amino acids
 updated one year ago
 1 reply
 1 Medal
Mathematics

ihatemath33:
show that the function g(x)= (2x5) / (x3)^(1/2) has derivative g'(x)= (2x7) / 2(x3)^(3/2)
 updated one year ago
 No Medals Yet
Mathematics

ihatemath33:
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
Mathematics

ihatemath33:
A company makes jackets. If x represents the number of jackets produced, the total cost function for producing x jackets is C(x) = 0.43x^2+1…
 updated one year ago
 No Medals Yet
Mathematics

ihatemath33:
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
Mathematics

ihatemath33:
You are given a culture of cells having an initial concentration of 1.3 X 108 cells / mL. From this you have to perform a serial dilution in…
 updated one year ago
 No Medals Yet
Mathematics

ihatemath33:
A researcher dilutes a stock culture of cells 1/2000, and adds a 20 µL sample to a
hemocytometer. From her cell count, she determines the …
 updated one year ago
 No Medals Yet
Mathematics

ihatemath33:
Do the algebra to show the solutions to (5/3)x^(2/3)  (4/3)x^(1/3)=0 are x=0, 64/125
 updated one year ago
 3 replies
 1 Medal
Mathematics

ihatemath33:
Complete the algebra to simplify f(x+Delta x)  f(x)div Delta x to 1div (x+Delta x 3) (x3) for the function f(x)= x2 / x3
 updated one year ago
 No Medals Yet
Mathematics

ihatemath33:
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
Mathematics

ihatemath33:
A cylindrical can is to be constructed to hold 400cm^3 of liquid. The cost of the material for the circular top and bottom of the can is 3 c…
 updated one year ago
 2 replies
 2 Medals
Mathematics

ihatemath33:
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
Mathematics

ihatemath33:
simplify 3x / x3
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

ihatemath33:
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
Mathematics

ihatemath33:
given the function f(x)=( 0.5(4x1)^0.5 (4)(2x1)  (4x1)^0.5 (2) ) / (2x1)^2
Find the values of x where f(x) is defined
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

ihatemath33:
given the function f(x)=( 0.5(4x1)^0.5 (4)(2x1)  (4x1)^0.5 (2) ) / (2x1)^2
 updated one year ago
 No Medals Yet
Mathematics
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