Provide an appropriate response.For the system 5x + 4y + 18z = -7 -10x + 19y + 10z = -6 8x + 5y + 6z = 1write the determinant Dz.(Do not evaluate the determinant.)
A.
det 
B.
det 
C.
det 
D.
det 
Answer: C
Mathematics
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Find the equation of the axis of symmetry.f(x) = 11(x - 2)2 + 8
A. x = 11 B. x = 2 C. x = -2 D. x = 8
Mathematics
Determine whether the ratios are proportional. If they are, write a corresponding proportion.
A. yes; 
= 
B. no
Mathematics
State whether you believe the two variables are correlated. If you believe they are correlated, state whether the correlation is positive or negative. Rate of pedaling a bicycle and speed of the bicycle
A. Positive correlation B. Negative correlation C. Not correlated
Mathematics
Evaluate the expression.
A. -19 B. -3 C. 3 D. 4
Mathematics