For the given function, find the value of x that corresponds to the given value of f(x).f(x) = -2x - 4, f(x) = 10.4
A. 7.2
B. -8.2
C. -7.2
D. 8.2
Answer: C
Mathematics
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Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 29,400,000,000,000 B. 600,000 C. 29,400,000 D. 600,000,000,000
Mathematics
Factor completely. If the polynomial is prime, state so.x9 - 8y6
A. (x3 + 2y2)(x6 + 2x3y2 + 4y4) B. (x3 - 2y2)(x6 + 2x2y3 + 4y4) C. (x3 - 2y2)(x6 + 2x3y2 + 4y4) D. (x3 - 2y2)(x3 - 2x3y2 - 4y2)
Mathematics
Find the angle between the given vectors. Round to the nearest tenth of a degree.u = i - j, v = 4i + 6j
A. 11.3° B. 106.1° C. -11.3° D. 101.3°
Mathematics
Solve the equation by the method of your choice. Simplify irrational solutions, if possible.x2 - 5x = 0
A. {5, 0}
B. {0, -5}
C. {±
}
D. 
Mathematics