Solve and check the linear equation.4x - 4 = 12
A. {12}
B. {4}
C. {16}
D. {7}
Answer: B
Mathematics
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Solve the equation.
= 3 + 
A. No solution B. 5, 8 C. -1 D. -5, -8
Mathematics
Use De Moivre's theorem to evaluate the expression. Write the result in standard form.(4(cos 15° + i sin 15°))4
A. 256i
B. 128 + 128 i 
C. 128 
+ 128 i
D. 128 + 128 i
Mathematics
The sequence is defined recursively. Write the first four terms.a1 = 3 and an = 4an-1 for n ? 2
A. 8, 32, 128, 256 B. 3, 12, 48, 192 C. 3, 14, 50, 194 D. 3, 11, 10, 9
Mathematics
Find the probability.A card is drawn from a well-shuffled deck of 52 cards. What is the probability of drawing a black card that is not a face card?
A. 
B. 
C. 
D. 
Mathematics