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Class 10 · Mathematics
→What is the roster form of Q₁ = {x : x ∈ ℤ, x² < 10, and x is even}?
Class 10 · Mathematics
→If P₁ = {x : x ∈ ℕ and x² − 10x + 21 = 0}, which is P₁?
Class 10 · Mathematics
→How many elements are in O₁ = {x : x is a distinct letter occurring in the word mathematics}?
Class 10 · Mathematics
→If N₁ = {x : x ∈ ℕ and x = 12/n, n ∈ ℕ}, what is the roster form of N₁?
Class 10 · Mathematics
→What is M₁ = {x : x is a positive multiple of 10 less than 100 and is also divisible by 25}?
Class 10 · Mathematics
→If L₁ = {x : x ∈ ℤ and −5 < x ≤ 1}, which is the roster form of L₁?
Class 10 · Mathematics
→What is the roster form of K₁ = {x : x ∈ ℕ, x is divisible by 7, and 30 < x < 60}?
Class 10 · Mathematics
→If J₁ = {x : x ∈ ℕ and x has exactly one positive divisor}, what is J₁?
Class 10 · Mathematics
→Choose the roster form of I₁ = {x : x is a perfect square number from 1 through 50}.
Class 10 · Mathematics
→If H₁ = {x : x ∈ ℤ and x³ = x}, what is the roster form of H₁?
Class 10 · Mathematics
→Which is the correct roster form of G₁ = {x : x ∈ ℕ, x is a multiple of 18, and x < 100}?
Class 12 · Mathematics
→Which is the roster form of F₁ = {x : x is a positive multiple of 3 or 5, and x < 20}?
Class 10 · Mathematics
→If E₁ = {x : x ∈ ℕ, x² ≤ 100, and x is odd}, which is E₁ in roster form?
Class 10 · Mathematics
→What is the roster form of D₁ = {x : x ∈ ℕ, the tens digit of x is 2, and x < 30}?
Class 10 · Mathematics
→If C₁ = {x : x is a positive even composite number less than 15}, what is C₁?
Class 10 · Mathematics
→Which is the correct set-builder form of B₁ = {3, 6, 9, 12, …}?
Class 10 · Mathematics
→Which is the roster form of A₁ = {x : x ∈ ℤ and |x| < 3}?
Class 10 · Mathematics
→If Z = {x : x ∈ ℕ and 2x + 1 < 12}, what is the roster form of Z?
Class 10 · Mathematics
→Which is the roster form of Y = {x : x is a distinct letter occurring in the word “level”}?
Class 10 · Mathematics
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