Algebraic Expressions and Identities Flashcards

1
Q

Criteria for terms to be bi-,mo-,tri- or polynomials.

A

The terms should have non zero coefficients((with
variables having non negative integers as exponents)

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2
Q

Types of Expressions

A
  • Monomials (1 terms)
  • Binomials (2 terms)
  • Trinomials (3 terms)
  • Polynomials (4 or more terms)
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3
Q

Identity 1

A

(a + b)^2 = a^2+ 2ab + b^2

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4
Q

Identity 2

A

(a – b)
2
= a
2
– 2ab + b
2

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5
Q

Identity 3

A

(a + b) (a – b) = a^2 – b^2

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6
Q

Identity 4

A

(x + a) (x + b) = x^2 + (a + b) x + ab

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