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12 HOTS In the given figure, O is the
centre of a circle of radius r сm,
С.
OP and OQ are perpendiculars to a
AB and CD, respectively and
PQ = 1 cm, If AB || CD, AB = 6 cm
and CD = 8 cm, then determiner.
P Р
tQ
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Are algebraic expressions polynomials?
No, not all algebraic expressions are polynomials. But all polynomials are algebraic expressions. The difference is polynomials include only variables and coefficients with mathematical operations(+, -, ×) but algebraic expressions include irrational numbers in the powers as well.
Also, polynomials are continuous function (eg: x2 + 2x + 1) but algebraic expression may not be continuous sometimes (eg: 1/x2 – 1 is not continuous at 1).
Is 4 an algebraic expression?
No, 4 is not an algebraic expression because an expression should have at least one variable and one operati
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