Rotate the axes so that the new equation contains no xy-term. Graph the new equation.24xy - 7y2 + 36 = 0
A. 
B. 
Answer: B
Mathematics
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Determine whether the function is a solution of the wave equation.w(x, t) = ex - ct
A. Yes B. No
Mathematics
Sketch the graph of the function. Also, find the domain and range of the function.f(x) = 2
A. domain: x ? 0; range: y ? 4
B. domain: x ? 0; range: y ? -4
C. domain: x ? -4; range: y ? 0
D. domain: x ? 4; range: y ? 0
Mathematics
Find the value of k so that the equation will have exactly one rational solution.4x2 + kx + 64 = 0
A. 32 B. -32 C. 16 or -16 D. 32 or -32
Mathematics
Solve the equation.
- x = 6
A. {7, -3} B. {-7, -3} C. {-3} D. {-7}
Mathematics