Find the distance between the two given points.(4, 7) and (-7, -6)

A. 4
B.
C. 143 
D. -2 


Answer: B

Mathematics

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Use counting to determine the whole number that corresponds to the cardinality of the set.A = {0, 2, 4, 6, 8}

A. n(A) = 5 B. n(A) = 2 C. n(A) = 4 D. n(A) = 8

Mathematics

Provide an appropriate response.Why does a linear function always have an inverse?

What will be an ideal response?

Mathematics

Factor completely. If the polynomial is prime, say so.-2x2 + 28x - 98

A. -2(x - 7)2 B. 2(x + 7)2 C. Prime D. 2(x - 7)2

Mathematics

Find the vertex, focus, and directrix of the parabola with the given equation.(y - 4)2 = -16(x - 1)

A. vertex: (-1, -4)   focus: (-5, -4)   directrix: x = 3 B. vertex: (4, 1)   focus: (0, 1)   directrix: x = 8 C. vertex: (1, 4)   focus: (5, 4)   directrix: x = -3 D. vertex: (1, 4)   focus: (-3, 4)   directrix: x = 5

Mathematics