Solve the equation by completing the square.p2 + 5p - 5 = 0
A. -5 ± 3
B. - 
+ 
C. - 
± 
D. 
± 
Answer: C
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Find the equation of the hyperbola satisfying the given conditions.Vertices at (-4, 0) and (4, 0); focus at (4
, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Solve the problem.Roberto invested some money at 5%, and then invested $2000 more than twice this amount at 5%. His total annual income from the two investments was $2200. How much was invested at 5%?
A. $28,000 B. $6000 C. $30,000 D. $3000
Use the discriminant to determine the number and nature of the solutions to the quadratic equation. Do not solve the equation.x2 - 4x + 5 = 0
A. two real solutions B. exactly one real solution C. two nonreal solutions
Solve the problem. Round to the nearest cent.An invoice for a laptop computer that cost $479.37 is dated September 11, with sales terms of 2/9 EOM. If the bill is paid October 7, find the cash discount and net amount paid.
A. Cash discount: $0; net amount: $479.37 B. Cash discount: $9.39; net amount: $468.37 C. Cash discount: $9.59; net amount: $ $469.78 D. Cash discount: $43.14; net amount: $436.23