Verify that the values of the variables listed are solutions of the system of equations.
x = -3, y = 4
A. solution
B. not a solution
Answer: B
Mathematics
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In the following question(s), FN represents the Nth Fibonacci number.Using scientific notation, the value of F500 is approximately 1.394 × 10104. Use the fact that FN ? ?FN-1 to approximate the value of F499.
A. 8.616 × 10103 B. 2.618 × 10104 C. 6.956 × 10103 D. 1.618 × 10104 E. 2.255 × 10104
Mathematics
Decompose into partial fractions.
A. - 
+ 
+ 
B. - 
+ 
+ 
C. 
+ 
- 
D. - 
- 
+ 
Mathematics
Solve the problem.How long is the shadow cast by a person 5 feet tall when a flagpole 20 feet tall casts a shadow 60 feet long?
A. 15 ft B. 100 ft C. 12 ft D. 4 ft
Mathematics
Find the exact value of the expression.sin 255° cos 15° - cos 255° sin 15°
A. - 
B. 
C. - 
D. - 
Mathematics