: asked on bndkdiwjdjd
04.05.2022

# F(x) = x5 − 8x4 + 21x3 − 12x2 − 22x + 20 three roots of this polynomial function are −1, 1, and 3 + i. which of the following describes the number and nature of all the roots of this function? f (x) has two real roots and one imaginary root. f (x) has three real roots. f (x) has five real roots. f (x) has three real roots and two imaginary roots.

18

17.02.2022, solved by verified expert
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### Faq

Mathematics
P Answered by PhD

SI=(P*R*T)/100

P=2000

R=1.5

T=6

SI=(2000*1.5*6)/100

=(2000*9)/100

=180

Neil will earn interest of 180

Mathematics
P Answered by PhD

For 1 flavor there are 9 topping

Therefore, for 5 different flavors there will be 5*9 choices

No of choices= 5*9

=45

Mathematics
P Answered by PhD

The total nom of  code that can be used is equal to 5+3 = 8

Mathematics
P Answered by PhD

y=2x+15

where y=Value of coin

x=Age in years

Value of coin after 19 years=2*19+15

=\$53

Therefore, Value after 19 years=\$53

Mathematics
P Answered by PhD

The answer is in the image

Mathematics
P Answered by PhD

F=ma

where F=force

m=mass

a=acceleration

Here,

F=4300

a=3.3m/s2

m=F/a

=4300/3.3

=1303.03kg

Approximately it is aqual to 1300kg

Mathematics
P Answered by PhD

The answer is in the image

Mathematics
P Answered by PhD

Salesperson will make 6% of 1800

=(6/100)*1800

=108

Salesperson will make \$108 in \$1800 sales

Mathematics
P Answered by PhD

The solution is given in the image below

Mathematics
P Answered by PhD

Here,

tip=18%of \$32

tip=(18/100)*32

=0.18*32

=\$5.76

Total payment=32+5.76=\$37.76

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