Provide an appropriate response.To solve the equation -9 = x - 3 what would you do?
A. Add 3 to both sides of the equation.
B. Add -9 to both sides of the equation.
C. Add -3 to both sides of the equation.
D. Add 9 to both sides of the equation.
Answer: A
Mathematics
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Solve the equation.
+ 
+ 4 = 0
A. 
B. {-1, -4}
C. 
D. {1, 4}
Mathematics
Find z1z2. Write the answer in polar form with the argument between 0° and 360°.z1 = 2 + 2i, z2 = 
- i
A. 4
(cos 345° + i sin 345°)
B. 4(cos 345° + i sin 345°)
C. 4
(cos 15° + i sin 15°)
D. 4(cos 15° + i sin 15°)
Mathematics
Determine whether or not the function is one-to-one.f(x) = 5x2 + x
A. Yes B. No
Mathematics
Evaluate the function at the given value of x.f(x) = 
, f(-5)
A. 
B. - 1
C. 
D. - 
Mathematics