9. A mechanic can overhaul an engine in 10 days. After working 3 days, his helper helped him, and the task was completed in 5 days. How long would it have taken the helper to complete the task alone? Enter your math answer

Q: [1 2 3] 1. Let A = |1 1 2 Lo 1 2] a) Find A-1. 1 0 0 1 -1 1 3. Given A = |1 -1 1 lo 1 0 -1] b) Write…

A: To find  The inverse of the given matrix A.

Q: Differential Equations Compute the Wronskian of the functions y1(t) = 2 and y2(t) = ³.

A: See the detailed solution below.

Q: 1 ,x>0, m#1 x (log x)"

A:

Q: What is the 12th term of the geometric sequence 7/8, 7/4, 7/2...?

A: This question is based on Geometric progression.

Q: QUESTION 7 If fx.y)=esinx+xy+In(1+y?) then дхду 20х3у 5x4 2y 1+y? QUESTION 8 1 The domain of…

A:

Q: QUESTION 1 x(t) = t – t2 y(t) = t3 Find dy/dx whent = 2. Round off to two decimal places.

A: Given: xt=t-t2, yt=t3 we know that dydx for given function is given by dydx=dydtdxdt=ddtt3ddtt-t2…

Q: 14. Find the area of the circle, which is tangent to side AB of triangle ABC. AB = 12 cm. BC = 24…

A:

Q: In this post, you will use the first and second derivatives of a function (along with a few other…

A:

Q: Set up the integral that solves for the area of the shaded region (a) using as the variable of…

A: When finding area by using x as variable of integration then we need to take a vertical slice and…

Q: The manager of a stockroom in a factory knows from her study of record that x, the daily demand (…

A: Properties of probability: The probability value lies between 0 and 1 (inclusive). That is 0 ≤ P(x)…

Q: 141 (c) A = 0 01是 %3D 12 113

A: Since the question has multiple sub parts we will solve the first part only. Please resend the…

Q: Question 3 Suppose that Z₁, Z2,..., Zn are statistically independent. random variables. Define Y as…

A:

Q: Suppose that a function f(x) satisfies the following properties, together with the table of signs…

A: # vertical asymptotes are vertical lines ( parallel to y-axis ) which touches the curve at infinity…

Q: True/False. For each of the following statements, determine whether they are true or false. If true,…

A: As per the Company rule, we are supposed to solve only one problem. Kindly repost the remaining…

Q: 2. Let f(r) 315. Using witnesses, prove that f(r) = 0(r*). %3D 22+6

A: handwriting solution

Q: 3. For an arbitary 2-by-2 system of equations ax + by =r cx + dy = s (a) Determine the LU…

A:

Q: QUESTION 9 Find the maximum value of f(x,y) = 5x + 12y subject to g(x,y) = 0. g(x,y) = x2 + y2 - 1.…

A:

Q: Cabs pass your workplace according to a Poisson process with a mean of ten cabs per hour. •…

A: Solution

Q: Dr. J. Ramanathan Problem 10 (10 pts.). The functions y1 (x) = x² and y2(x) = x³ form a fundamental…

A: Given, y''-4xy'+6x2y=0, x>0 And, y1x=x2 and y2x=x3 form a fundamental solution set for the…

Q: Find a three-digit positive integer such that the sum of all three digits is 14, the tens digit is…

A:

Q: Task 2 Put the following system of linear equations into step form and then solve it: 2x1 x1 -2x1…

A:

Q: oup Discussion Problem: Figure 3-8n shows the graph of y = 2 + (x - 1) sin e function has a…

A:

Q: Question 2 Consider a standard Normal random variable Z~ N(0, 1). Use the method of cumulative…

A:

Q: (a) Find all the complex roots of (-9 – li)/" (b) Let A1, A2, · .., A45be the roots of (–10 +…

A: At first we will convert all complex numbers into polar form, which will make the solution easier.

Q: in rectangu -6

A:

Q: 11. Consider the following systems of equations. x2 + 2x3 = 30 x + 5x, + 3x3 2x1 + 3x2 + 8x, 12 (i)…

A: Hello. Since your question has multiple parts, we will solve the first part for you. If you want…

Q: 1. Divide: 5x^5 − 4x^3 + 2x^2 + x by x + 3. What is the remainder?

A: We have to find the remainder when  5x5 - 4x3 + 2x2 + x divide by x + 3

Q: Set up a sum expression for the number of bricks needed in a foundation in n layers az = 6 az = 10…

A: Given, a1=6, a2=10, a3=15, a4=21, a5=28

Q: 7. How many minutes after 10:00 o'clock will the hands of the clock be opposite each other for the…

A:

Q: 8. A man invested $10,000, part at 5% and part is 9%. If the total interest was $660, much did he…

A: The principal is the amount that used to deposited initially. Interest is the amount that calculated…

Q: Find V × (V × F) if F(x, y, z) = 4xyj+2xyz k. V × (V × F) :

A:

Q: Exercise 5.2 Suppose that the probability of a successful optical alignment in the assembly of an…

A: Given data suppose that the probability of a successful optical alignment in the assembly of an…

Q: 9.8 An efficiency expert wishes to determine the av- erage time that it takes to drill three holes…

A: