Find the composite function for the given functions.g ? f for f(x) = 4x2 + 5x + 4 and g(x) = 5x - 5
A. 20x2 + 25x + 15
B. 4x2 + 5x - 1
C. 20x2 + 25x + 25
D. 4x2 + 25x + 15
Answer: A
Mathematics
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Evaluate the expression for the given replacement values.
for x = 8, y = 10
A. -1 B. 142 C. 71 D. 73
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Write the conjugate 
of the complex number z. Then find z
.z = 
- 
i
A. 
= 
+ 
i, z
= 
B. 
= 
+ 
i, z
= 0
C. 
= 
+ 
i, z
= 
D. 
= 
+ 
i, z
= 
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Simplify the complex fraction.
A. 
B. 
C. 
D. 48y(y + 2)
Mathematics