Graph the parabola.x = y2 - 4
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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E = 50 sin é. Find e when t = 50 æsec and f = 1 KHz.
a. 11.62 v b. 13.91 v c. 15.45 v d. 33.33 v e. 47.55 v
Mathematics
Use the graph to identify domain and range.
A. domain: {2} range: (-?, ?) B. domain: (-?, ?) range: {2} C. domain: {2} range: (0, ?) D. domain: (0, ?) range: {2}
Mathematics
Solve the equation. State whether the equation is a contradiction, an identity, or a conditional equation.
= 
A. {49}; conditional equation B. {-10}; conditional equation C. all real numbers; identity D. ? or { }; contradiction
Mathematics
Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination.-4x + 8y = -12 2x + 4y = 6
A. (-2y, y) B. (3, 0) C. (3, 1) D. No solution
Mathematics