lilyyy16
lilyyy16
02-12-2020
Mathematics
contestada
What is the value of (7 +21)(3 - i)?
Respuesta :
sabrin12A
sabrin12A
02-12-2020
(7+21)=28
28(3-I)=
28•3 =84
28•I=28i
28/84=3,5
3,5=I
Answer Link
VER TODAS LAS RESPUESTAS ( 38+ )
Otras preguntas
A store has 5 years remaining on its lease in a mall. Rent is $2,000 per month, 60 payments remain, and the next payment is due in 1 month. The mall's owner pla
Let U be the 3 2 matrix [0.45 0.42, 0.25 0.35, 0.15 0.15]. The first column of U lists the costs per dollar of output for manufacturing product B, and t
A normally distributed error term with mean of zero would Group of answer choices have values that are symmetric about the variance. allow more accurate modelin
Martin runs a successful house painting business. He runs his business out of his garage, which he got converted into an office space. Martin, who had previousl
A bridge constructed over a bayou has a supporting arch in the shape of an inverted parabola. Find the equation of the parabolic arch if the length of the road
Jamie is investing $47,000 in an account paying 9.26% interest compounded continuously. What will Jamie's account balance be in 17 years?
Describe the relationship between Aboriginal Australians and European Australians from the arrival of the British to the present day. Include such topics as vot
Zinc, an essential trace element for most organisms, is required in the active site of the enzyme carboxypeptidase in order for the enzyme to function properly.
What is the area of the triangle 13,13,10
Preferred stock valuation TXS Manufacturing has an outstanding preferred stock issue with a par value of $68 per share. The preferred shares pay dividends annu
