If E(0) = 0 then is said to be a(n)

Q: Suppose X is time to take a portion of the SAT test and f(x) = x/8 from 0 to 4 hours. Find P(X =2)…

A: We have to find corrcet option.

Q: 3 – log,(2x) = log:(x – 4)

A:

Q: cot(nz) = 0 iff 1 + k. z = + kn. - KT. None of them z = k. + kT.

A: Let fx be any function then solution of equation fx=0 imply zeroes of the function .The zeroes of…

Q: 4.7. Given: f(x) = e5 5x X! Then for x = 0, 1, 2, ... f(x) is: a. An exponential pdf b. A…

A: 4.7)

Q: If 1, log,x, log,y, -15 log,z are in A. P. then prove that (i)z' = x (ii)x = y 1 (iii)y %3D - 3

A: In this question we have to find prove A.P

Q: What would be the E[x]?

A: The probability distribution table is: X P(X) 0 0.2121 1 0.5091 2 0.2545 3 0.0242

Q: 7. Find A. 6 C. 2 fre f(x) dx, given [*[³f(x) + [3f(x) + 4] dx = 18 B. 10 D. 14 3

A:

Q: If s(-2) = 1 and s'(x) < −3 on [-2,9],

A: s(−2)=1 and s′(x)&lt;−3 on [−2,9], Using the mean value Theoremf′(c)=f(b)−f(a)b−a

Q: + 2x Compute dæ. O 3(z+z²) +C 1 1. I미 피 + C 2 O x +2 ln |æ|+C

A: Given: I=∫1+2xx2dx

Q: Suppose you roll a die until the first time you obtain an even number. Let X1​ be the total number…

A: Roll a die until the first time you obtain an even number.X1​ is the total number of times you roll…

Q: Consider sets A and B with |A|=9| and |B|=19. How many functions f:A→B are there?

A:

Q: () È(-)"

A: Consider the series c) ∑n=2∞−23n

Q: 1. Find the domain of the function 1- e*? 1- el-x f(x) =

A:

Q: For all x > 1 we have Στι(n) = 6(2) x2 + O(xloga). ηΣα

A: We recall some basic facts and then proceed to solve the problem. The detailed solution is given as…

Q: We throw a fair die repeatedly until an outcome of either 3 or 4 appears for the fourth time. fX…

A:

Q: Then Suppose f(x) dx = 13 and 8 12 4 [ 12 13 and ["fl f(x) dx = f(x) dx = 5.

A:

Q: For the PMF Px (x): = 2 0 x = 1, 3, otherwise. " calculate E[X]

A: The PMF of X is, .

Q: b. 8(x) = E ()" k = 1

A: domain: where function is defined

Q: If a > 0 and [[ 20*+v 20+u° dr dy = 1(e* – 1) , a =?

A: Using polar coordinate evaluate the above integral

Q: Example 8-13. If X ~ B (n , p), show that : E(X-r)* = " ; Cov (, X) =- pq n

A:

Q: AR.7.38 Find f(x) and g(x) such that h(x) = (f o g)(x). h(x) = (1 – 5x)? Suppose that g(x)% = 1-5x.…

A:

Q: to get from E[X-E (x)] ² the steps. Show how to E[x²] - [E(~x)]². Show

A:

Q: If g(t) = 2r +9t2-7 find. %3D g(0) = -7 g'(0) = -7 g" (0) = g"(0) = %3D g(4) (0) = g(5)(0) =

A:

Q: -> (6) 금 AxB) at t-1 at t=1 (1) A X 4P

A: