Simplify the expression. Assume that all variables are positive when they appear.7
- 5
A. 18
B. -18
C. 2
D. 7
- 5
Answer: B
Mathematics
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Build the fraction to an equivalent fraction with the denominator specified. State the numerator.
= 
A. 1 B. 4 C. 12 D. 3
Mathematics
Factor completely. If the polynomial cannot be factored, say it is prime.x4 - 256
A. (x2 - 16)2 B. (x2 + 16)(x + 4)(x - 4) C. (x2 + 16)2 D. prime
Mathematics
Find the solution to the system of equations by the substitution method. x + 4y = -18x + 5y = -8
A. (-1, 0) B. (0, -1) C. (0, 0) D. (1, -1)
Mathematics
(a) find the equilibrium value(s) of the differential equation; (b) access the stability of each equilibrium value; (c) determine the point(s) of inflection; (d) sketch sample solutions of the differential equation.
Mathematics