Solve the problem.The locations of three receiving stations and the distances to the epicenter of an earthquake are contained in the following three equations: 
. Determine the location of the epicenter.
A. at (-4, -6)
B. at (-4, -5)
C. at (-5, -5)
D. at (-6, -3)
Answer: C
Mathematics
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Classify the polynomial as a monomial, binomial, trinomial, or none of these.-13x4 + 6x3 + 8x + 2x5 + 5
A. binomial B. trinomial C. monomial D. none of these
Mathematics
Translate to an equation. Do not solve.What is 49% of 73?
A. n × 49% = 73 B. 49 = n × 73% C. n = 73% × 49 D. n = 49% × 73
Mathematics
Simplify.
A. x8 B. x7 - x C. 7 D. x6
Mathematics
Use Descartes' Rule of Signs and the Rational Zeros Theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x) = x4 + 21x2 - 100
A. -5, 5; f(x) = (x - 5)(x + 5)(x2 + 4) B. -2, -5, 2, 5; f(x) = (x - 2)(x + 2)(x - 5)(x + 5) C. 2; f(x) = (x - 2)2(x2 + 25) D. -2, 2; f(x) = (x - 2)(x + 2)(x2 + 25)
Mathematics