5. Classify the following as linear. quadratic and cubic polynomials:
[tex] {x}^{2} + x[/tex]
[tex]x - {x}^{3} [/tex]
[tex]y + {y}^{2} + 4[/tex]
[tex]1 + x[/tex]
[tex]3t[/tex]
[tex] {r}^{2} [/tex]
[tex]7 {x}^{3} [/tex]
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Answer:
(i) x2 +x is a quadratic polynomial as its degree is 2.
(ii) x - x3 is a cubic polynomial as its degree is 3.
(iii) y + y2 +4 is a quadratic polynomial as its degree is 2.
(iv) 1 + x is a linear polynomial as its degree is 1.
(v) 3t is a linear polynomial as its degree is 1.
(vi) r2 is a quadratic polynomial as its degree is 2.
(vii) 7x3 is a cubic polynomial as its degree is 3.
Step-by-step explanation:
1) quadratic equation
2) cubic question
3) quadratic equation
4) linear equation
5) linear equation
6) quadratic equation
7) cubic equation