Solve the system by either elimination or substitution. Verify your work by using "intersect" on your graphing calculator of by checking that your result satisfies both equations of the system.
x - 
y = 3
x + 
y = 3
A. empty set solution; inconsistent system
B. 
C. 
D. 
Answer: C
Mathematics
You might also like to view...
If data for 
are linear, then the plot of the data falls on a straight line.
Answer the following statement true (T) or false (F)
Mathematics
Differentiate the function.r(t) = (cot t)i + (csc t)j
A. r'(t) = (sec2 t)i + (tan t sec t)j B. r'(t) = (csc2 t)i + (cot t csc t)j C. r'(t) = (-csc2 t)i - (cot t csc t)j D. r'(t) = (-sec2 t)i - (tan t sec t)j
Mathematics
Solve the equation by the method of your choice. Simplify solutions, if possible.
+ 
= 
A. 
B. 
C. 
D. 
Mathematics
Rationalize the denominator. Assume that all variables represent positive real numbers and that the denominator is not zero.
A. 
B. 
C. 
D. 
Mathematics