23. Find the product.(-3x – 7)(5x + 8)24. What's the equation of a horizontal line through the point (4, -6)?25. Simplify the following expression.5 +12+ 526. Write the equation of the line passing through (2, -4) and parallel to the line yЗх -2.27. What does it mean to be a "function"? How can you determine functionality of a relation set orequation graph?28. What is a matrix?

23) find product of (-3x-7)(5x+8)

Answered: 23. Find the product. (-3x - 7)(5x + 8)

Math

Algebra

23. Find the product. (-3x - 7)(5x + 8)

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter2: Functions And Graphs

Section2.4: Writing And Graphing Equations Of Lines

Problem 78E

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Concept explainers

Polynomials

Try substituting 1. You will get 6 and not 0. Try other real values also. What About -2? Let us check.

Question

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23. Find the product.
(-3x – 7)(5x + 8)
24. What's the equation of a horizontal line through the point (4, -6)?
25. Simplify the following expression.
5 +1
2+ 5
26. Write the equation of the line passing through (2, -4) and parallel to the line y
Зх -2.
27. What does it mean to be a "function"? How can you determine functionality of a relation set or
equation graph?
28. What is a matrix?

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