Use the discriminant to find what type of solutions (two rational, two irrational, one rational, or two nonreal complex) each of the following equations has. Do not solve the equation.-1 - 7x2 = -8x - 4
A. two rational solutions
B. one rational solution
C. two irrational solutions
D. two nonreal complex solutions
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, an+1 = 
A. 1, 
, 
, 
, 
B. 1, 
, 
, 
, 
C. 1, 
, 
, 
, 
D. 1, 
, 
, 
, 
Mathematics
Write in terms of i.
A. -i
B. ±11
C. -11i
D. 11i
Mathematics
Find the quotient.
A. -5 B. -6 C. 6 D. -7
Mathematics
Simplify.
A. x16
B. x6
C. x4
D. 
Mathematics