Find an explicit description of the null space of matrix A by listing vectors that span the null space.A = 
A. 
, 
, 
, 
B. 
, 
C. 
, 
, 
D. 
, 
, 
Answer: C
Mathematics
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Write a percent for both the shaded and unshaded parts of the figure.
A. 50% B. 51% shaded C. 5.1% D. 49%
Mathematics
Find the value of the variable that satisfies the equation.2x - 6 = 14
A. x = 18 B. x = 10 C. x = 13 D. x = 22
Mathematics
Determine the standard equation of the hyperbola with the given characteristics and sketch the graph.A focus is at (
, 0) and the vertices are at (-5, 0), (5, 0).
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
How much money must be invested now at 5% per year, compounded semi-annually, to fund an annuity of 14 semi-annual payments of $100 each, the first payment being six months after the initial investment?
(a) $1069.09 (b) $2455.09 (c) $2169.09 (d) $2545.49 (e) $1169.09
Mathematics