Solve the equation and express the solution in exact form.log2 
= 
A. {- 16, 16}
B. {- 32, 32}
C. {- 1024, 1024}
D. {32}
Answer: B
Mathematics
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Factor the sum or difference of two cubes completely.z9 + 1
A. (z + 1)(z2 - z + 1)(z6 - z3 + 1) B. (z - 1)(z + 1)(z6 - z3 + 1) C. (z3 + 1)(z6 - z3 + 1) D. (z - 1)(z2 + z + 1)(z6 + z3 + 1)
Mathematics
Solve for the unknown in the equation.3(A + 1) = 9
A. A = 2 B. A = -2 C. A = -4 D. A = 4
Mathematics
Simplify. Write the answer using positive exponents only.
4
A. 
B. - 
C. 
D. 
Mathematics
Find the length of the third side of the right triangle. Where appropriate, give both an exact answer and an approximation to three decimal places.
A. 10 B. 9 C. 7 D. 8
Mathematics