Solve the system by the addition method.x2 + y2 = 2525x2 + 9y2 = 225
A. {(0, 5), (0, -5)}
B. {(0, 3), (0, -3)}
C. {(5, 0), (-5, 0)}
D. {(3, 0), (-3, 0)}
Answer: A
Mathematics
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Provide an appropriate response.Solve: x2 = 5x
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination.x - y + z = -3x + y + z = 5x + y - z = -1
A. (3, -2, 4) B. (-2, 3, 4) C. (-2, 4, 3) D. No solution
Mathematics
Find the product.(x + 4)4
A. x4 + 16x3 + 128x2 + 256x + 256 B. x4 + 16x3 + 96x2 + 16x + 256 C. x4 + 4x3 + 96x2 + 128x + 256 D. x4 + 16x3 + 96x2 + 256x + 256
Mathematics
Find the domain of f. Write your answer in interval notation.f(x) = 
A. (0, ?)
B. 
C. (-?, ?)
D. (-?, 0)
Mathematics