Math Problem Statement

(2b - 3)(7b + 2)

Solution

To solve the expression (2b3)(7b+2)(2b - 3)(7b + 2), we will apply the distributive property (also known as FOIL for binomials).

Step-by-step solution:

(2b3)(7b+2)(2b - 3)(7b + 2)

  1. Multiply the first terms: 2b×7b=14b22b \times 7b = 14b^2

  2. Multiply the outer terms: 2b×2=4b2b \times 2 = 4b

  3. Multiply the inner terms: 3×7b=21b-3 \times 7b = -21b

  4. Multiply the last terms: 3×2=6-3 \times 2 = -6

Combine all the terms:

14b2+4b21b614b^2 + 4b - 21b - 6

Simplify by combining like terms:

14b217b614b^2 - 17b - 6

Thus, the simplified expression is: 14b217b6\boxed{14b^2 - 17b - 6}

Would you like further details or have any questions?

Here are 5 follow-up questions that expand on this problem:

  1. How would you factor a quadratic like 14b217b614b^2 - 17b - 6?
  2. What is the difference between the FOIL method and the distributive property for binomials?
  3. Can you solve for bb if 14b217b6=014b^2 - 17b - 6 = 0?
  4. How would this multiplication change if we added more terms to the binomials (e.g., trinomials)?
  5. What is the geometric representation of multiplying two binomials?

Tip: Always simplify your expression by combining like terms to make the final answer more readable.

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Math Problem Analysis

Mathematical Concepts

Algebra
Polynomials
Binomial Expansion

Formulas

Distributive Property
FOIL Method

Theorems

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Suitable Grade Level

Grades 8-10