Solve the linear system using an inverse matrix.
A. (-3, 1)
B. (3, -1)
C. (-1, 3)
D. (1, -3)
Answer: D
Mathematics
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A. 78 ft B. 145.2 ft C. 48 ft D. 102 ft
Mathematics
If m
= 90° while m
and m
in 
, an expression representing the sum (
) is 
.
Answer the following statement true (T) or false (F)
Mathematics
Find the equation of the transverse axis of the hyperbola.y = ±
A. y = 0 (x-axis) B. y = 9x C. y = -3x D. x = 0 (y-axis)
Mathematics
Solve.Let f(x) = -5x + 9 and g(x) = 3x2 + 7. Find f(3) ? g(3) .
A. -162 B. -510 C. -405 D. -204
Mathematics