Factor the expression completely. If the polynomial is prime, state this as your answer.x4 - 12x2 + 36
A. (x2 - 6)(x2 + 6)
B. (x2 + 6)2
C. (x2 - 6)2
D. prime
Answer: C
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Using the addition/subtraction method, find the value of x and y to satisfy the following equations: 4x - 2y = 6; x + 2y = 9
a. x = 3 y = 3 b. x = 3 y = -3 c. x = 4 y = -4 d. x = -4 y = 3 e. x = 3 y = -4
Solve the problem.The growth in the population of a certain rodent at a dump site fits the exponential function 
where t is the number of years since 1967. Estimate the population in the year 2000.
A. 372 rodents B. 186 rodents C. 364 rodents D. 182 rodents
The lists below show five agricultural crops in Alabama, Arkansas, and Louisiana.AlabamaArkansasLouisianasoybeans (s)soybeans (s)soybeans (s) peanuts (p)rice (r)sugarcane (n)corn (c)cotton (t)rice (r)hay (h)hay (h)corn (c)wheat (w)wheat (w)cotton (t)Let U be the smallest possible universal set that includes all of the crops listed; and let A, K, and L be the sets of five crops in Alabama, Arkansas, and Louisiana, respectively. Find the indicated set.A ? K
A. {c, h, p, r, s, t, w} B. {c, p, r, t} C. {h, s, w} D. {c, h, s, t, w}
Add or subtract as indicated. Write the answer in lowest terms.
- 
+ 
A. 
B. 
C. 
D. 