It should be -1 I believe.
The answer is -3 because if you substitute -3 in M you will multiply this quadratic resulting into -6x*2+28x-32
Answer is -3
(a) 20,000 × 5/100 × 4 = $4000( interest)
(b) 20000 × 5/100 × 2 = $2000 (interest)
How much do you save = $4000 - $2000 = $2000
Step-by-step explanation:
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- Principal ( P ) = $ 4000
- Rate ( R ) = 3 %
- Time ( T ) = 4 months =
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~Plug the known values and then simplify !
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- Principal ( P ) : The money which is borrowed or deposited is called principal.
- Interest ( I ) : The additional amount of money which is paid by borrower to the lender is called interest.
- Time ( T ) : The duration of time for which principal is deposited or borrowed is termed as time period.
- Rate ( R ) : The condition under which the interest is charged is called rate.
- Amount ( A ) : The sum of principal and interest is called an amount.
Hope I helped ! ♡
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Answer:
a) 3
b) 10
c) 5
Step-by-step explanation:
We are given the following in the question:
Sample size, n = 26
Instructor that like whiteboards = 11
Instructor that like blackboards = 18
Instructor that like both boards = 8
We have to find the following:
a) instructors like whiteboards only
b) instructors liked blackboards only
c) instructors liked neither