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katherinekc
 3 years ago
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
katherinekc
 3 years ago
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

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

katherinekc
 3 years ago
Best ResponseYou've already chosen the best response.0so would the answer be C?

rahul91
 3 years ago
Best ResponseYou've already chosen the best response.1u r right.. dnt confuse

katherinekc
 3 years ago
Best ResponseYou've already chosen the best response.0ohh 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?

rahul91
 3 years ago
Best 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=_________
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