Find the sum of the sequence.

A. -21
B. -5
C. -30
D. -6


Answer: A

Mathematics

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Solve.A meteor circles the earth in an elliptical orbit. The major axis of the elliptical orbit is 22 × 108  miles long and the minor axis is 12 × 108  miles long. If the earth is at one focus of the orbit what is the distance from the other focus?

A.   × 104 miles
B. 2 ×  × 104 miles
C. 2 ×  × 103 miles
D. 2 ×  × 108 miles

Mathematics

Solve the equation by multiplying by a power of 10.-35.7 = -5.1c

A. {30.6} B. {-30.6} C. {2.0} D. {7.0}

Mathematics

Find all the real zeros of the polynomial. Use the quadratic formula if necessary. ? ?

A.
B. ?
C. ?
D. ?
E. ?

Mathematics

Write a matrix equation equivalent to the system of equations.10x - 11y + 8z = 11  10y - 8z = 10

A.
  = 
B.
  = 
C.
  = 
D.
  = 

Mathematics