Solve the quadratic equation.x2 + 8x + 16 = 15
A. 4 ± 
B. 11
C. -4 ± 
D. No real solutions
Answer: C
Mathematics
You might also like to view...
Use the right triangle shown below and find the missing length. Give an exact answer and a decimal approximation rounded to two decimal places. 
a = 5, b = 5
A. c = 5
? 7.07
B. c = -5
? -7.07
C. c = 2
? 4.47
D. c = 50
Mathematics
Solve.
- 5 = -3
A. 32 B. -32 C. -34 D. 34
Mathematics
The graph of a function f is given. On the same axes, sketch the graph of f-1. 
A. 
B. 
Mathematics
Find the zeros of the function algebraically.
?
?
A. 
B. 
C. ?
D. 
E. 
Mathematics