Find the exact value of the trigonometric function. Do not use a calculator or tables.tan 
A. 
B. -1
C. 1
D. 
Answer: C
Mathematics
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Provide an appropriate response.Find d997/dx997 (sin x).
Fill in the blank(s) with the appropriate word(s).
Mathematics
Express the number in decimal notation.2.88 × 105
A. 28,800 B. 2,880,000 C. 144 D. 288,000
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Verify the identity.
= tan(5?)
What will be an ideal response?
Mathematics
Find the difference.15 - (-10)
A. -25 B. -5 C. 25 D. 5
Mathematics