Simplify the radical expression. Assume that all variables represent positive real numbers.
A. 7
B. 1
C. 
D. 49
Answer: B
Mathematics
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Evaluate the expression by first changing the form. Verify the answer by use of a calculator. sin 25° cos 95° + cos 25° sin 95°
A. - 
B. - 
C. 
D. 
Mathematics
In the figure shown, Z = 53ê and XC = 40ê. Find R and é
Mathematics
Multiply.(x + 12y)(7x - 6y)
A. x2 + 78xy + 78y2 B. x2 + 78xy - 72y2 C. 7x2 + 78xy + 78y2 D. 7x2 + 78xy - 72y2
Mathematics
Write the first four terms of the sequence.an = 
A. 
, 
, 
, 
B. 
, 1, 
, 
C. 
, 1, 
, 
D. 
, 
, 
, 
Mathematics