Use Cramer's rule to solve the system. 4x - 2y=26 4x + 3y=51
A. {(5, 9)}
B. {(9, -5)}
C. {(9, 5)}
D. {(-5, 9)}
Answer: C
Mathematics
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Solve the absolute value equation.|5x + 4| + 9 = 11
A. x = - 
, - 
B. x = 
, 
C. x = - 
, - 
D. no solution
Mathematics
Classify the real number as a natural number, whole number, integer, rational number and/or irrational number. The number may belong to more than one set.-
A. irrational number B. rational number C. integer D. integer, rational number
Mathematics
Find only the rational zeros.f(x) = x4 - 10x3 + 6x2 + 30x - 27
A. 9, -1 B. 9, 1 C. -9, 1 D. No rational zeros
Mathematics
Find the center and radius of the circle.  figure 1.png)
What will be an ideal response?
Mathematics