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katherinekc
Group Title
Write the expression in standard form.
7/ 315i
A. 7/78  35/78i
B. 7/78  35/78i
C. 7/78 + 35/78i
D. 7/78 + 35/78i
 2 years ago
 2 years ago
katherinekc Group Title
Write the expression in standard form. 7/ 315i A. 7/78  35/78i B. 7/78  35/78i C. 7/78 + 35/78i D. 7/78 + 35/78i
 2 years ago
 2 years ago

This Question is Closed

rahul91 Group TitleBest ResponseYou've already chosen the best response.1
multiply numerator and denominator by the conjugate of denominator (3+15i). separate real and imaginary parts
 2 years ago

katherinekc Group TitleBest ResponseYou've already chosen the best response.0
so would the answer be C?
 2 years ago

katherinekc Group TitleBest ResponseYou've already chosen the best response.0
i'm confused :(
 2 years ago

rahul91 Group TitleBest ResponseYou've already chosen the best response.1
u r right.. dnt confuse
 2 years ago

katherinekc Group TitleBest ResponseYou've already chosen the best response.0
so it is C.. ?
 2 years ago

katherinekc Group TitleBest ResponseYou've already chosen the best response.0
ohh ok thankyou!! by any chance would u no the answer to this.. Find the product of the complex number and its conjugate. 1 + 3i A. 1 + 9i B. 10 C. 8 D. 1  9i i kept getting 19i .. but im not sure?
 2 years ago

rahul91 Group TitleBest ResponseYou've already chosen the best response.1
(1+3i)x(13i) is of the form (a+b)(ab)=a^2b^2 here a=1 and b=3i so a^2  b^2=_________
 2 years ago
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