Show that the set has cardinality 
.
?
{- 1, - 2, - 3, ...}
What will be an ideal response?
The set has cardinality 
, since it can be put into a one-to-one correspondence with set 
:
, since it can be put into a one-to-one correspondence with set :?
Mathematics
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Simplify.
A. - 
B. 
C. 
D. 
Mathematics
Write the expression as a logarithm of a single expression. Assume that variables represent positive numbers.log612 - log6x
A. log12
B. log6(12 - x)
C. log6
D. log6
Mathematics
Write a quadratic equation having the given solutions.
, 
A. x2 + 
x + 
= 0
B. x2 - 
x + 
= 0
C. x2 + 
x + 
= 0
D. x2 - 
x + 
= 0
Mathematics
An amount P, invested at a simple interest rate r, will grow to an amount A in t years, according to the formula A = P ( 1 + r t ). Suppose a man invested some money at 5.9%. If after 5 years, he had $6,151.25 on deposit, what amount did he originally invest? Round your answer to the nearest integer.
A. P = $4,900 B. P = $4,950 C. P = $4,750 D. P = $4,650
Mathematics