let x1 x2 and x3 be the solution of the equation 2x^3 - x^2 + 2x - 5 . without solving the equation find the sum of the reciprocal of the given equation .

Q: The average reading score on certain tests is given by y=0.153x+255.38 where x is the number of…

A: Solution:-     Given,            y=0.153x+255.38    where,           X= No. fo year past 1970…

Q: Solve for x: 2x-7 = 3 x = 4 x = 3 x = -2 x = 5

A:

Q: 1- - 3 - 2x az az Solve 2-

A: NOTE:We’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Q: Solve for y. x+4 = 5  2-y      3

A: given that x+42-y=53 solve for y

Q: Given that a $100 investment compounds annually (once a year) and has a positive interest rate of…

A: Given that, the initial investment is P=$100, interest rate is r=4% and the interest is compounded…

Q: 4.-2+27=9=

A:

Q: egrate: - 49x3 196x 21x – 63 -dx 49x? + 16

A:

Q: A number of two digits exceeds twice the sum of its digits by 26. If the digits are interchanged,…

A: Given,         A number of two digits exceeds twice the sum of its digits by 26. If the digits are…

Q: The tens digit of a certain two digit number exceeds the units digit by four and is 1 less than…

A: Let the two digit number be xy. Here x is ten's digit and y is unit's digit of the number.

Q: y' - y/x = xy2

A: Use the definition of Bernoulli differential equations.

Q: Explain Reducible Second-Order Equations, when Independent variable x missing?

A: To show that how to reduce a second- order equation, when Independent variable x is missing.

Q: Solve  equation.  45 - [4 - 2x - 4(x + 7)] =-4(1 + 3x) - [4 - 3(x + 2) - 2(2x - 5)]

A: Given equation : 45-4-2x-4x+7=-41+3x-4-3x+2-22x-5 Solve the above equation  we get ,…

Q: How can I write an equation in standard form using only x=4 and (7,6)?

A: The standard equation of line is given by:

Q: How many ounces of pure nickel must be added to 135 ounces of alloy 65% nickel to produce an alloy…

A:

Q: Please solve the last 2 parts as well please from the above equation

A: This question can be solved using the concept of derivatives.

Q: Solve (x-1)' +(x-2)'+(x - 3)' +(x + 4)' +(x + 5)' = 0

A: The solution for the above question is as shown below.

Q: When doctors prescribe medicine, they must consider how much the drug's effectiveness will descrease…

A: exponential decay can be represent as below : where, N0=initial calue = 250 mgr= decay factor =…

Q: Due Sun 04/03/2022 11:59 Train A has a speed 30 miles per hour greater than that of train B. If…

A:

Q: Solve for X 20x + (4/3)y=19

A:

Q: Two numbers when multiplied equals 28. If one number is x and the other number is greater than x by…

A:

Q: When a small airplane flies with the wind, it can travel 450 miles in 3 hours. When the same…

A:

Q: ince the left-hand side is always positive (except if z is zero, when it is undefined), it can never…

A: Given that: The equation is  12 z2 = - 3  .

Q: Describe how to solve linear equations.

A:

Q: Isin ( 3x²+5x+2)'-

A: Formula used:

Q: Smpity (2-1) (- i5)

A:

Q: The present age of Jacob’s father is three times that of Jacob. After 5 years, sum of their ages…

A: Given The present age of Jacob’s father is three times that of Jacob. After 5 years, sum of their…

Q: the number of banks in the country for selected years from 1980 to 2009 is given by y=-383.7x+18,499…

A: Please refer the attached image for complete solution.

Q: 6. Complete the table to solve equations that involve negative coefficients. Equation 3 - 2x = 7 -x…

A: By using equation property

Q: The tens digit of a certain two-digit number exceed the units digit by 4. The sum of the digits…

A:

Q: When a plane flies with the wind, it can travel 4200 miles in 6 hours. When the plane flies in the…

A: Let x and y be the average velocity of the plane in still air and the average velocity of the wind…

Q: The accountant of an agricultural company is asked to make a report about the commodities, and…

A:

Q: HOW TO SOLVE  yy''+3(y')^2=0

A:

Q: Explain with practical examples on how a particular solution of a different equation can be deduced…

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Q: solve 3x+6y-9z=1 2x+4y-6z=1 3x+4y+5z=0

A: Given that 3x+6y-9z=1 2x+4y-6z=1 3x+4y+5z=0

Q: Can you help me solve this equation with an answer in exact, simplified form 45z^3−27z^2-5z+3=0

A: 45z3-27z2-5z+3=0

Q: 2. Solve hip 1 -3 y-2 = 1+ In r. dr

A: Given differential equation

Q: i need to know how to solve for the exact solution and smaller x value and larger x value for the…

A: To find the exact solution of  the given equation.            x2 + x – 1 = 0

Q: A firm can produce only 1100 units per month. The monthly total cost is given by C(x) = 400 + 200x…

A: Cost  is given by 400 + 200x Revenue is given by 350x -1100x2 We have to find the units to be sold…

Q: Solve 2X yu- ゴー4+4y-X+é

A:

Q: Please solve very soon completely

A: A controlled randomized experiment is a procedure that plans the experiment, conducts, analyzes, and…

Q: The number of banks in the country for selected years from 1980 to 2009 is given by y =-375.7 x…

A:

Q: A natural number when increased by 12 , becomes equal to 160 times its reciprocal. Find the number

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Q: Solve х — 1 y+2 2 X 15 1- x 5+y 5 6. 2 6. 3.

A: We have to find the value of x and y

Q: If a positive number is decreased by 10, then it is 75 times of its reciprocal. Find the number.

A: Consider the positive number as x.When the number decreased by 10 (that is x –10) then it is 75…

Q: Solve: x - 2 > -3 or 2x s -6. x > -1 x< -3 or

A: x-2&gt;-3 or 2x≤-6x-2&gt;-3x-2+2&gt;-3+2x&gt;-1

Q: Solve x+1/x^2+2x-x+4/x^2+x=-3/x^2+3x+2

A:

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.