Rewrite the given expression using an appropriate variable. Use the first letter of the given word as the variable.(Height) - 2
A. H÷ 2
B. H? 2
C. H- 2
D. H+ 2
Answer: C
Mathematics
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A. 
B. 
C. 
D. 
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Find the limit.
sin-1 x
A. -1
B. - 
C. 
D. 1
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Simplify. Do not use negative exponents in your answer.(mn)-8
A. 
B. 
C. 
D. m8n8
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Find the exact value of the expression using a sum or difference identity.sin 285°
A. - 
B. - 
C. 
D. 
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