Determine if matrix A is invertible.A = 
A. Invertible
B. Not invertible
Answer: B
Mathematics
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Solve the equation for the unknown quantity x.8x/2 = 44
A. 2.43 B. 1.36 C. 0.27 D. 3.64
Mathematics
Graph the function.y = 2 cot 
A. 
B. 
C. 
D. 
Mathematics
Determine the number by which both sides of the equation must be multiplied or divided, as specified, to obtain just x on the left side.0.6x = 2; divided
A. 
B. 2
C. 6
D. 0.6
Mathematics
Solve the quadratic equation. Write the answer in simplest form.(11x - 2)2 = -32
A. 
B. 
C. 
D. 
Mathematics