Question:
a^x=b,b^y=c,c^2=a.എങ്കിൽ xy എത്ര?
A2
B1
C1/2
Dab
Answer:
C. 1/2
Explanation:
a=c^2 so a=c^2=b^(2y) b=a^x b^(2y)=a^(x2y)=a^(2xy) a=a^(2xy) 2xy=1,xy=1/2
Question:
A2
B1
C1/2
Dab
Answer:
a=c^2 so a=c^2=b^(2y) b=a^x b^(2y)=a^(x2y)=a^(2xy) a=a^(2xy) 2xy=1,xy=1/2