History, asked by santramsaini6778, 1 month ago

यदि द्विघात बहुपद x square - 2 x minus 4 के शून्यक P + Q है तो (P +Q) का मान ज्ञात कीजिए​

Answers

Answered by dipanshurv99
0

Answer:

Ax square +bx+C=0

A=1,B=-2,C=P+Q

D=b square-4ac

=(-2)square-4×1×P+Q

=4-4(P+Q)

4(P+Q)=4

(P+Q)=4/4

(P+Q)=1

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