Factor the expression completely. If the polynomial is prime, state this as your answer.x8 - 16y4
A. (x4 + 4y2)(x2 + 2y)(x - 2y)(x + 2y)
B. (x4 + 4y2)(x4 - 4y2)
C. (x4 + 4y2)(x2 + 2y)(x2 - 2y)
D. (x2 + 4y)(x2 - 4y)(x2 + 2y)(x2 - 2y)
Answer: C
Mathematics
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Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation. 3x + 5y = -10-3x - 6y = 9
A. (1, -5) B. (5, -1) C. (-1, 5) D. (-5, 1)
Mathematics
Simplify. Write your answers in the form of a+bi, where a and b are real numbers.(3 + 2i)(3 - 7i)
A. 23 - 15i B. -5 + 27i C. 23 + 15i D. -14i2 - 15i + 9
Mathematics
Find the requested value.f(x) = 5x2 - 4, g(x) = x - 7Find (f - g)(4).
A. 79 B. 65 C. 87 D. -80
Mathematics
Name the quadrant in which the point is located.(2, -18)
A. I B. II C. III D. IV
Mathematics