Write the conjugate 
of the complex number z. Then find z
.z = 2 + 7i
A. 
= 2 - 7i, z
= 4 - 49i
B. 
= 2 - 7i, z
= 4 - 49i2
C. 
= 2 - 7i, z
= 53
D. 
= 2 - 7i, z
= -45
Answer: C
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A. 
B. 
C. ± 
D. ± 
Use Euler's formula to answer the question.A prism has 12 edges. How many vertices and faces does it have?
A. 2, 8 B. 2, 4 C. 8, 6 D. 4, 6
Factor the sum of cubes.x3 + t3
A. (x - t)(x2 - xt + t2) B. (x + t)(x2 - xt + t2) C. (x + t)(x2 - xt - t2) D. (x + t)(x2 + t2)
Provide an appropriate response.The series of sketches below starts with a square having sides of length 1 (one). In the following steps, squares are constructed by joining, in order, the midpoints of the sides of the previous square. Develop a formula for the perimeter of the nth square.
What will be an ideal response?