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Algebraic Expressions — MATHS STD 7 — Question

Gujarat BoardEnglish MediumSTD 7MATHSAlgebraic Expressions1 Mark
MCQ
Which one of the following expression is a trinomial in three variables?
  • A
    $9y + 3 - Q$
  • B
    $hs^3 + 27ab^2 - s^2$
  • ✓
    $a^2 - b^3 - y^5$
  • D
    $k^4+ y^5 + 12$
✓

Answer

Correct option: C.
$a^2 - b^3 - y^5$
An algebraic expression consisting of three terms is called a trinomial expression, is a trinomial.
So, $a^2 - b^3 - y^5$ is a trimonial in three variables $a, b, y.$

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