Solve the quadratic equation by completing the square.x2 + 6x = 5
A. -1 ± 
B. 3 + 
C. -3 ± 
D. -3 ± 2
Answer: C
Mathematics
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Find or investigate the function as requested.Find a function f(n) whose domain is the set of natural numbers and the output produces the terms of the sequence 8, 11, 14, 17, . . .
A. 3n + 5 B. 3n C. 3n - 5 D. n - 5
Mathematics
Determine whether the function is even, odd, or neither.
f(x) = 2x² + 9x
Mathematics
Multiply, and then simplify if possible. Assume all variables represent positive real numbers.
(
+ 
)
A. 35 + 25
B. 5
+ 5
C. 25
+ 5
D. 5
+ 25
Mathematics
Determine whether the relation is a function.{(-4, -1), (-3, 7), (2, -8), (2, -9)}
A. Not a function B. Function
Mathematics