Question must be proven with proof.
Let a: X rightarrow Y be a function. Let . It's true that if , then w = a(x) for some , by definition of a(S). Now prove that if a is 1-to-1, and , then ..
Question 9: (1 point Let A {a, b, c, d, e) B {1, 2, 3, 4, Select the correct characterization for the function f: 4 B defined by f 3 (a, 2), (b, 4), (c, 3), (d, 5), (e, l) O Surjective only O Bijective O Not injective and not.
Question: Separate the number 120 into two parts such that the product P of one part and the square of the other part is a maximum. Answer is 80^2x40= 256,000 Can you please work out in full steps how is this answer obtained. Thanks.
Questions on Simplex algorithms and Sensitivity analysis: By using simplex algorithm to solve a linear program with to be maximized, under which condition the problem has unique optima Assume by
Simplex algorithm, we obtain the following two optimal solutions in two tableaus, how can you express all.
Rachel's house is 7 miles north of the school. Stephanie's house is 17 miles east of the school. How far is the distance from Rachel's house to Stephanie's house? How many degrees must Rachel turn in order to take the shortest distance from her house to Stephanie's house?.
Question Help
In a survey of women in a certain country (ages
2029),
the mean height was
66.566.5
inches with a standard deviation of
2.89
inches. Answer the following.
Question Help
Solve the system of equations by the substitution method.
Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
A.
The solution is?
.?
.
qustion(4)
4. The temperature of a cup of coffee t minutes after it is poured is given by T(t) = 72 +100e^0.0446t ,where T is measured in degrees Fahrenheit.
a) what was the temperature of the coffee when it was poured?
.
Question 7. (a) Is it possible to have a subset of R that is not bounded and contains only a finite number of elements? If so, give an example of such (b) Is it possible to have a subset of R that is bounded and contains infinitely many elements? If.
Question 9 7 poi For a binding constraint in a maximization problem, the product ofits shadow price and its right hand side will NEVER be zero. True. O False.
Rabbits, if left alone, will breed by R(t)=Roe^1.2t. If there are 10 rabbits to start with...
a). How many will there be in 3 years and six months?
b). How long will it take to get 10,000 rabbits?.
Quiz 10 5 3 -4 Apt (1) Evaluate the determinant of 1 0 -2 by expanding along the 4 5 7 row or column of your choice. [6pt (2) Use row operations and triangular form to compute the determinant of the following matrix, and decide if the matrix is invertible..
Question) A die is rolled 120 times. Find the expectation of
-a) the number of rolls on which the face with six spots appears
-b) the number of rolls on which the face that appears shows an even number of spot.
Question number 6 ONLY
In Exercises 1 through 6, all the quotient groups are cyclic and therefore isomorphic to Zn for some n. In each case, find this n..
Question on Natural log e
Consider the graph of f(x) = In x. a. What function represents the reflection of f across the y-axis? b. What function represents the reflection of f across the x-axis? c. What function represents the reflection of f across both axes? d..
Q(x)=5x^2-8x-8/2x^2-7x-4
Vertical asymptote is
No asymptote
The horizontal asymptote is
No horizontal asymptote
The oblique asymptote is
No oblique asymptote.
Questions related to Properties of Logarithms
In Exercises 31-34, use the properties of logarithm rewrite and simplify the logarithmic expression. 33. In (5e^4) In Exercises 1-8, rewrite the logarithm as a ratio of (a) common logarithms and (b) natural logarithms. 5. loga 3/10 In Exercises 25-30, use.
Ra-228isradioactive,whichisdecayingex- ponentially with half life as of 15.25 years. Suppose the initial amount of strontium is 100 grams. (a) Find the decaying model. (b) How much does it leave after 15 years? (c)How long does it take for the strontium to decay to 60% of the original mass? (d)How fast.
Question 6 of 20(5 points) Find a, b, and e given that X =[ ], Y= [ ], and X=Y. If any answer has
multiple solutions, enter the solutions separated with semicolons (;). a= b= c=
.
Question: Use analytical and/or graphical methods to determine the intervals on which following function has an inverse. Make each interval as large as possible.
f(x) = 1/ (x+5)
.
