Solve by trial.x + 0 = 5
A. 5
B. 7
C. 4
D. 0
Answer: A
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Use De Moivre's theorem to simplify the expression. Write the answer in a + bi form.(-5
+ 5i
)3
A. 5
+ 5i
B. 500
+ 500i
C. 50
+ 50i
D. 15
+ 15i
Determine if the following is a linear equation in one variable. If not, state why not.8x + 3x + 5
A. It is not a linear equation in one variable because it is nonlinear. B. It is not a linear equation in one variable because it has more than one variable. C. It is a linear equation in one variable. D. It is not a linear equation in one variable because it is not an equation.
True or false?"You win if your card contains the number 23 or the number 45" is an example of union applied to a real-life situation.
A. True B. False
The given pattern continues. Write down the nth term of the sequence suggested by the pattern.2, 4, 8, 16, 32, ...
A. an = 2 + 2(n - 1) B. an = 2n C. an = 2n D. an = 2n-1 + 1