Q. 16.Which of the following pairs of terms is a pair of like terms? (a)1,10 (b) y,-xy (c) z, Z (d) Z, 8 Q. 17.Which of the following pairs 7xy, 14yx * (b) * m ^ 4 * p, m * p ^ 4 (c) 6* x. , 2x ^ 2 * x ^ 2 (d) -13x, -13y (a) Q. 18. Which (a) 3x, 2xy of terms is a pair of like terms? of the following pairs of terms is a pair (b) - x * y ^ 4, - 2x * y ^ 2 (c) 6x ^ 2 , 20x ^ 2 * y (d) 8x ^ 2, 7y Q. 19.Which of the following pairs of terms is a pair of like terms? (a) 7p, 8q (b) 10pq. -7qp (c) 12q ^ 2 * p ^ 2, - 5p ^ 2 (d) 2405p, 78qp Q. 20. Which of the following pairs of terms is a pair of unlike terms? (a) p ^ 2 * q ^ 3 ', 12q ^ 2 * p ^ 2 (b) 41, 100 Q. 21.b* b* b* b* b= (a) b (b) b *(c)b^ 6 (d) b^ 3 Q. 22.(-5)^ 4 = (b) 625 Q. 23.a^ m * a^ n = (a) 125 (e) 375 (d) 125 (a) a ^ (m + n) (b) * a ^ (m - 1) (c) * a ^ (mn) * (d) awn Q. 24.am (a) a ^ (m + n) * (b) * a ^ (m - n) (c) an (d) a ^ (m / n) am / a * n = Q. 25.(2^ 2 )^ 3 = 2 ^ 2 (b) 28 (c) 2 ^ 1 (a) 22 Q. 26.(5^ 2 )^ 10 = (a) 52 (b) 5^ 20 (c) 510 Q. 27.(a^ m )^ n = (a) a ^ (m + n) (b) * a ^ (m - n) (d) 2 ^ 6 (d) 5 ^ 5 (c) a (d) a ^ (m / n) Q. 28.If a is any non-zero integer, then a ^ 0 = (a) a (b) 0 (c) 1 (d) none of these Q. 29.3 ^ 0 = (a) o (b) 1 (c) 3 Q. 30.3 ^ 0 * 4 ^ b * 5 ^ 0 = (a) 1 (b) 3 (c) 4 (d) 5 Q. 31.(2^ 0 +3^ 0 )*4^ 0 = (a) 1 (b) 2 (c) 3 Q. 32.3 ^ 0 + 4 ^ 0 + 5 ^ 0 = (a) 1 (b) 2 (c) 3 (d) (d) none of these (d) 4 none of these Q. 33.Which of the following is true? (a) 2 ^ 0 = (100) ^ 0 (b) 10 ^ 2 * 10 ^ 8 = 10 ^ 16 Q. 34. (2 ^ 2 * 2) ^ 2 = (a) 2 ^ 3 (b) 2 ^ 4 * (c) ^ 5 d) 2^ 6 Q. 35.3835x33= (a) 1 (b) 3 (c) 5 (d) 8 c) qp^ 2 , 13p ^ 2 * q (d) - 4y * x ^ 2, - 4x * y ^ 2 like terms? (c) 2^ 2 *3^ 1 =65( d) 2 ^ 3 > 3 ^ 2
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