Find the cardinal number for the set.E = {red, yellow, blue, green}
A. n(E) = 4
B. n(E) = 19
C. n(E) = 3
D. n(E) = 1
Answer: A
Mathematics
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Use set notation to list all the elements of the set.{x : x is an even natural number less than 10}
A. {2, 4, 6, 8} B. {0, 1, 2, 3, 4, 5, 6, 7, 8, 9} C. {1, 2, 3, 4, 5, 6, 7, 8, 9} D. {0, 2, 4, 6, 8}
Mathematics
Multiply.(-14x3)(-1)
A. -14x3 B. 14 C. 14x3 D. 1
Mathematics
Factor the polynomial using the negative of the greatest common factor.-15x2 + 10
A. 5(-3x2 + 2) B. -5(3x2 - 2) C. -5(3x2 + 2) D. 5(-3x2 - 2)
Mathematics
One solution of a polynomial equation is given. Use synthetic division to find any remaining solutions.-2x3 - 4x2 + 2x + 4 = 0; 1
A. -1, -2 B. 1, 2 C. 1, -2 D. -1, 2
Mathematics