Solve the following equation for x and y using determinants:

3x + y = 9
4x - 3y = 4


31
x = ÄÄ
13
24
y = ÄÄ
13

Mathematics

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? = central angle of a circle, r = radius of the circle, s = length of the intercepted arc,  speed,  speed, and t = time. Find the missing quantity. Give an exact answer unless otherwise indicated.r = 4 meters, ? =  radians, s = ?

A.  m
B. 36? m
C.  m
D.  m

Mathematics

Use the graph of the rational function shown to complete the statement.As x?-3-, f(x)? ?

A. -? B. +? C. 3 D. 0

Mathematics

Solve the rational equation. - 1 = 

A. {6} B. {x|x ? 6} C. {x|x ? -6} D. {0}

Mathematics

Graph the function.f(x) = 

A.

B.

C.

D.

Mathematics