Find the product using the formula for multiplying the sum and difference of two terms. Check the answer using the FOIL method.(x + 5)(x - 5)
A. x2 - 10x - 25
B. x2 - 10
C. x2 - 25
D. x2 + 10x - 25
Answer: C
Mathematics
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Find an equation for the graph.
A. y = -4 tan 4x B. y = 4 cot 4x C. y = -4 cot x D. y = -4 cot 4x
Mathematics
Find the indicated term of the arithmetic sequence.
, 
, 
, . . . ;16th term
A. 2
B. 
C. 
D. 
Mathematics
Determine the standard equation of the ellipse described.Center at (0, 0); vertical major axis with length 18 units; length of minor axis is 10 units.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Determine if the following system is consistent, inconsistent, or dependent. If the system is consistent, find the solution of the system.
A. Consistent; (1, 4) B. Dependent C. Inconsistent D. Consistent; (20, 8)
Mathematics