Verify the identity.sin
= -cos ?
What will be an ideal response?
sin 
= sin 
cos ? - cos 
sin ? = (-1) ? cos ? - 0 ? sin ? = - cos ?
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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.L ? K
A. {c, h, n, w} B. {c, h, n, r, s, t, w} C. {c, n, r, s, t} D. {r, s, t}
Evaluate the integral.
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C
Provide an appropriate response.Explain the steps involved in solving an equation of the form 
What will be an ideal response?
Solve.y3 - 10y2 + 9y = 0
A. 8, 1 B. 0, -9, -1 C. 0, 9, 1 D. 9, 1