Factor. If the polynomial is prime, so state.x2 - x - 42
A. (x + 1)(x - 42)
B. (x + 7)(x - 6)
C. prime
D. (x + 6)(x - 7)
Answer: D
Mathematics
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Provide an appropriate response.Evaluate the following: 
- 6
Fill in the blank(s) with the appropriate word(s).
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
Factor the sum or difference of two cubes.216 - t3
A. (6 - t)(36 + 6t + t2) B. (6 - t)(36 + t2) C. (6 + t)(36 - t2) D. (6 + t)(36 - 6t + t2)
Mathematics
Divide.
A. 5x - 1 B. - 5x + 5 C. 5x + 5 D. 5x - 5
Mathematics