Please solve attached exercises using the Equation Editor, you must show work. Answers are already provided from the actual book. You must show however how you have arrived at the answer.

4 factoring problems, then:

Exercise 90: (no answer was provided in the book)

Avoiding a collision. A car is traveling on a road that is perpendicular to a railroad track. When the car is 30 meters from the crossing, the car's new collision detector warns the driver that there is a train 50 meters from the car and heading the same crossing. How far is the train from the crossing?

Exercise 92: (no answer was provided in the book)

Winter wheat. While finding the amount of seed needed to plant his three square wheat fields, Hank observed that the side of one field was 1 kilometer longer than the side of the smallest field and that the side of the largest field was 3 kilometers longer than the side of the smallest field. If the total area of the three fields is 38 square kilometers, then what is the area of each field?

Exercise 96: (no answer was provided in the book)

Venture capital. Henry invested $12,000 in a new restaurant. When the restaurant was sold two years alter, he received $27,000. Find his average annual return by solving the equation:

Mathematics Help: Factoring Polynomials. See the attached file. Find the prime factorization of this number. 72. Factor out the greatest common factor. ...

Fundamental Operations on Polynomials and Factoring. ... B. Factor completely: ... cx^4y - 16y. C. Solve the following problems involving applications of polynomials. ...

... X = -14. Put this value of x into equation (ii) to find y. ... We cannot factor it as we cannot find any two factors of 16 whose sum is -2. Answer: N. ...

... Find solution for x. The answer is x=2. I try to factor out an x but ... Also, I try factoring out in pairs but that doesn't work either. ...Factors of 6 are 2 and 3. ...

... The friction factor f in the chezy-darcy formula is? ... The rate of slope is .0005, and the value of the factor n in Kutters formula may be taken as .015. ...

... the following by factoring; find the solutions, factoring alone is ... work here: We have to find the factors of 10 ... So the equation changes to ( x + 5)( x + 2) = 0. ...

... the following by factoring; find the solutions, factoring alone is ... work here: We have to find the factors of 10 ... So the equation changes to ( x + 5)( x + 2) = 0. ...

... change in the reliability factors are calculated ...factor -1. The incremental reliability factor for first ... from the following formula - = Projected misstatement ...

...Factoring method is easy to use when the equation has integer solutions. It is not possible to solve all quadratic equations by factoring method. ...