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Write the correct alternative answer for each of the following questions. (i) Which of the following is a polynomial ?(A) xy (B) x2 - 3x (C) x-2 + 7 (D) 2x2 + 12(ii) What is the degree of the polynomial 7?(A) 12 (B) 5 (C) 2 (D) 0(iii) What is the degree of the 0 polynomial ?(A) 0 (B) 1 (C) undefined (D) any real number(iv) What is the degree of the polynomial 2x2 + 5x3 + 7?(A) 3 (B) 2 (C) 5 (D) 7(v) What is the coefficient form of x3 - 1 ?(A) (1, - 1) (B) (3,-1) (C) (1, 0, 0, -1) (D) (1, 3, - 1)(vi) p(x) = x2 - 77x + 3 then p77 = ?(A) 3 (B) 77 (C) 42 7 + 3 (D) 497(vii) When x = - 1 , what is the value of the polynomial 2x3 + 2x ?(A) 4 (B) 2 (C) -2 (D)-4(viii) If x-1 , what is a factor of the polynomial 3x2 + mx then find the value of m.(A) 2 (B) -2 (C) -3 (D) 3(ix) Multiply ( x2-3) (2x - 7x 3 + 4) and write the degree of the product.(A) 5 (B) 3 (C) 2 (D) 0(x) Which of the following is a linear polynomial ?(A) x + 5 (B) x2 + 5 (C) x3 + 5(D) x4 + 5 |
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Answer» Write the correct alternative answer for each of the following questions. (i) Which of the following is a polynomial ?
(A) (B) (C) (D) (ii) What is the degree of the polynomial ? (A) (B) 5 (C) 2 (D) 0 (iii) What is the degree of the 0 polynomial ? (A) 0 (B) 1 (C) undefined (D) any real number (iv) What is the degree of the polynomial 2x2 + 5x3 + 7? (A) 3 (B) 2 (C) 5 (D) 7 (v) What is the coefficient form of ? (A) (1, 1) (B) (3,1) (C) (1, 0, 0, 1) (D) (1, 3, 1) (vi) then (A) 3 (B) (C) (D) (vii) When , what is the value of the polynomial 2x3 + 2x ? (A) 4 (B) 2 (C) (D) (viii) If , what is a factor of the polynomial then find the value of m. (A) 2 (B) 2 (C) (D) 3 (ix) Multiply ( x23) (2x 7x 3 + 4) and write the degree of the product. (A) 5 (B) 3 (C) 2 (D) 0 (x) Which of the following is a linear polynomial ? (A) x + 5 (B) x2 + 5 (C) x3 + 5 (D) x4 + 5 |
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