Multiply using the rules for special products.(p - r)(p + r)
A. p2 + r2
B. 2p2 - r2
C. p2 - r2
D. p2 - 2r2
Answer: C
Mathematics
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A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 1, a2 = 6, an+2 = an+1 + an
A. 1, 6, 7, 8, 9 B. 1, 1, 2, 3, 5 C. 1, 6, 7, 13, 20 D. 1, 6, 7, 14, 21
Mathematics
Solve the equation.log (4 + x) - log (x - 4) = log 5
A. 
B. {-6}
C. {6}
D. ?
Mathematics
Find sec ? if 
and ? terminates in QIII.
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Write exponential notation.12 ? 12 ? 12 ? 12
A. 415 B. 124 C. 4 ? 12 D. 121
Mathematics