Find A-1, if it exists.A = 
A. Does not exist
B. 
C. 
D. 
Answer: B
Mathematics
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Subtract.(-24) - 9
A. -33 B. 33 C. 15 D. -15
Mathematics
Use the Laws of Exponents to simplify. Write the answer with positive exponents. All variables are nonzero.
A. 
B. 
C. 
D. 
Mathematics
Find the quotient and the remainder.-10x3 + 24x2 - 3x + 17 divided by 5x - 2
A. -2x2 + 4x + 1; remainder 19 B. -2x2 + 4x + 1; remainder 22 C. -2x2 + 4x + 1; remainder 0 D. x2 + 1; remainder 4
Mathematics
Find zw or 
as specified. Leave your answer in polar form.z = 10(cos 30° + i sin 30°)w = 5(cos 10° + i sin 10°)Find zw.
A. 15(cos 40° + i sin 40°) B. 15(cos 300° + i sin 300°) C. 50(cos 300° + i sin 300°) D. 50(cos 40° + i sin 40°)
Mathematics