Solve the system of equations  figure 1.png)
by converting to a matrix equation and using its inverse coefficient matrix  figure 2.png)
a. (-14,-3,0)
b. (2,3,0)
c. (-8,3,0)
d. (-8,0,1)
e. (-6,-3,0)
c. (-8,3,0)
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Find the largest open interval where the function is changing as requested.Increasing f(x) = x2 - 2x + 1
A. (0, ?) B. (-?, 0) C. (-?, 1) D. (1, ?)
Determine whether the equation is a proportion.
= 
A. It is a proportion. B. It is not a proportion.
The combined area of New York and California is 204,188 square miles. The area of California is 108,532 square miles more than that of New York. Find the land area of each state. ?
A. California 156,614 mi 2 , New-York 47,574 mi 2 B. California 156,460 mi 2 , New-York 47,728 mi 2 C. California 156,360 mi 2 , New-York 47,828 mi 2 D. California 47,828 mi 2 , New-York 156,360 mi 2 E. California 47,928 mi 2 , New-York 156,260 mi 2
Simplify the expression. Assume that all variables represent positive real numbers.
-3/2
A. 
B. 
C. 
D. 