1. is sin(pi/4) causal?
2. is sin(pi/4) stable?
3. is delta(n+1) causal?
4. = ?
5. If function w [ n ] is convolved with , what will the result
be?
6. if a system with signal length 4 is convolved with its own
system response, what will the length of that signal be?
7. In an LTI system, x[n] * h[n]= y[n]. What is x[n-3] * h[n-2]
=?
USING MATLAB....
a.) Create anonymous functions:
fa(x)=sin(x^2)
fb(x)=sin^2(x)
b.) Evaluate them both at x=1/2 pi
c.)Evaluate them both at x=(0,1,2,...,10)^T
d.) Calculate fa(fb(2)) and fb(fa(2))
. Given: ?(?) = 8/ (4−?^2) and ?(?) = sin(?) − ?.
Answer the following for each of the functions given.
(a) Find the domain
(b) Find the intercept(s)
(c) Find the asymoptote(s)
(d) Find the possible critical and inflection
numbers
(e) Construct a sign table for Hint for (f(x), f'(x),
and f'' (x) and show step by step
(f) Find the intervals in which the function is
increasing/decreasing
(g) Find the intervals in which the function is
concave up/down...
please answer all 4 questions. i don't
need a long answer. please explain them briefly and
correctly. Thank you in advance.
1. What does the term qualitative analysis mean?
2. The confirmatory reactions that identify nitrate and nitrite
both produce brown NO2 gas. What criterion will you use to
determine which anion produced the gas?
3. The confirmation reaction for the halides involves the
addition of chlorine water. Describe how you will know which, if
any, of the anions is...
Please answer them correctly. Here are short 4 problems. Please
solve all 4 problems. I would really appreciate your effort.
Thanks.
1. Margaret Moore is a sales executive at a Baltimore firm. She
is 25 years old and plans to invest $3,900 every year in an IRA
account, beginning at the end of this year until she reaches the
age of 65. If the IRA investment will earn 11.35 percent annually,
how much will she have in 40 years, when...
Please Answer All of Them Please !
1. Presented below is the stockholders' equity section of
Coronado Industries at December 31, 2020:
Common stock, par value
$20; authorized 75,000 shares;
issued and outstanding 46000
shares
$ 920000
Paid-in capital in
excess of par value
353000
Retained earnings
508000
$1781000
During 2021, the following transactions occurred relating to
stockholders' equity:
2900 shares were reacquired at $28 per share.
3400 shares were reacquired at $35 per share.
1700 shares of treasury stock...
Please answer them correctly. Here are short 3 problems. Please
solve all 3 problems. I would really appreciate your effort.
Thanks.
1. Linda Williams is looking to invest in a
three-year bond that makes semi-annual coupon payments at a rate of
5.475 percent. If these bonds have a market price of $982.63, what
yield to maturity can she expect to earn? (Round
intermediate calculations to 5 decimal places, e.g. 1.25145 and
final answer to 2 decimal places, e.g. 15.25%.)
Excel...
Please answer them correctly. Here are short 3 problems. Please
solve all 3 problems. I would really appreciate your effort.
Thanks.
1. You invest $260 in a mutual fund today that pays 6.30 percent
interest annually. How long will it take to double your money?
(If you solve this problem with algebra round
intermediate calculations to 6 decimal places, in all cases round
your final answer to 0 decimal place, e.g. 545)
Number of Years ______?
2. You decide to...
Please answer them correctly. Here are short 3 problems. Please
solve all 3 problems. I would really appreciate your effort.
Thanks.
1. Cullumber Corp had sales of $336,000 in 2017. If management
expects its sales to be $476,450 in 6 years, what is the rate at
which the company’s sales are expected to grow? (If you
solve this problem with algebra round intermediate calculations to
4 decimal places, in all cases round your final answer to 2 decimal
places, e.g....
Please answer them correctly. Here are short 3 problems. Please
solve all 3 problems. I would really appreciate your effort.
Thanks.
1). Crane, Inc., is a fast-growing technology company.
Management projects rapid growth of 30 percent for the next two
years, then a growth rate of 17 percent for the following two
years. After that, a constant-growth rate of 8 percent is expected.
The firm expects to pay its first dividend of $2.56 a year from
now. If dividends will...