Find the exact value of the expression.
A. 
B. 
C. - 
D. - 
Answer: C
Mathematics
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State how much larger or smaller the first unit is than the second.gigagram, microgram
A. Larger by a factor of 1018 B. Larger by a factor of 109 C. Larger by a factor of 1015 D. Larger by a factor of 1012
Mathematics
Find an equation of the line with the given slope that passes through the given point. Write the equation in the form 
m = - 
; (5, 5)
A. 4x - 7y = 55 B. 4x + 7y = 55 C. 7x + 4y = -55 D. 4x + 7y = -55
Mathematics
Use the Gauss-Jordan method to solve the system of equations. If the system has infinitely many solutions, give the solution with y arbitrary. 5x - 2y = 2-10x + 4y = -6
A. ?
B. {(-2, -2)}
C. 
D. {(2, -6)}
Mathematics
Rewrite the series using the new index j as indicated.
= 
A. 
B. 
C. 
D. 
Mathematics