Solve the equation.(x - 8)(x + 9) = 0
A. {8, -9}
B. {8, -8, 9, -9}
C. {-8, 9}
D. {8, 9}
Answer: A
Mathematics
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A. 16x2 - 32xy2 + 16y4 B. 8x2 + 8y4 C. 16x2 + 32xy2 + 16y4 D. 16x2 + 16y4
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Establish the identity.
= 
What will be an ideal response?
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Use the definition or identities to find the exact value of the indicated trigonometric function of the acute angle ?.sin ? = 
Find csc ?.
A. 
B. 
C. 
D. 
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Write out the first five terms of the sequence.{sn} = 
A. s1= 
, s2= 
, s3= 
, s4= 
, s5= 
B. s1= 
, s2= 
, s3= 
, s4= 
, s5= 
C. s1= 
, s2= 
, s3= 
, s4= 
, s5= 
D. s1= 
, s2= 
, s3= 
, s4= 
, s5= 
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