Simplify the complex fraction.
?

?
Assume that no denominators are 0.
?

A. ?
B. ?
C. ?
D. ?


Answer: B

Mathematics

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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 each of the following sets.A' ? L

A. {h, p, w} B. {n, r, t} C. {c, n, r, s, t} D. {h, n, p, r, t, w}

Mathematics

Find the exact value of the expression.cos  cos  - sin  sin 

A. 0
B. 1
C. -1
D.

Mathematics

Multiply or divide as indicated. Write the answer in lowest terms. ÷ 

A.  
B.  
C.
D. z + 10

Mathematics

Provide an appropriate response.If the trinomial ax2 + bx + c is a perfect square, what can we conclude about the solutions of the equation ax2 + bx + c = 0?

A. The equation has no real number solutions. B. The equation has exactly one rational solution. C. The equation has exactly one irrational solution. D. The equation has two different rational solutions.

Mathematics