Strategies for Solving Polynomial Problems

Strategies for Solving Polynomial Problems

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Amelia Wright

FREE Resource

The video tutorial explores strategies for solving a complex polynomial problem. It begins with initial instincts and strategies, then delves into expansion and factorization methods. The instructor highlights key clues for equations reducible to quadratics and demonstrates partial expansion and pairing techniques. Finally, substitution is introduced to simplify the problem to a quadratic, allowing students to solve it more easily.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first instinctive approach mentioned for solving the polynomial problem?

Ignoring the problem

Graphing the polynomial

Expanding the left-hand side

Using a calculator

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the expected result when expanding the polynomial?

A constant value

A simple linear equation

A messy quartic

A neat quadratic

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is factorization initially considered a bad idea?

It is not taught in class

It requires advanced tools

The factors do not fit neatly

It takes too long

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the key to simplifying the polynomial problem?

Using a calculator

Ignoring the constants

Expanding all terms

Recognizing reducible patterns

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What substitution is suggested to reduce the polynomial to a quadratic?

Let u = x^2 + 5x

Let u = x + 6

Let u = x^2 + 3x

Let u = x + 1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the teacher's favorite quadratic function related to?

A constant value

A recognizable pattern

A complex polynomial

A simple linear equation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the most important part of solving the math problem according to the teacher?

The actual computing

The choice of strategy

The speed of solving

The use of technology

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