Simplify.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Graph the polar equation.r = - 1 - sin ?
A. 
B. 
C. 
D. 
Mathematics
Complete the sentence so the result is an identity. Let x be any real number.sin x = ( )(cos x)
A. cot x B. tan x C. csc x D. sec x
Mathematics
Solve. Remember to insert units when writing your answer.An oil drum holds 31 gal of oil. If 7 gal and 3 qt have been removed, how much oil remains?
A. 24 gal 1 qt B. 23 gal 1 qt C. 23 gal 5 qt D. 24 gal 3 qt
Mathematics
Factor the sum or difference of cubes.27x12 + 64
A. (3x4 + 4)(9x8 - 12x4 + 16) B. (3x4 - 4)(9x2 + 12x4 + 16) C. (3x4 + 4)(9x8 - 4x4 + 16) D. (3x4 - 4)( 3x4 + 4)
Mathematics