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Sachin Saini

· started a discussion

· 1 Months ago

Short cut (Question:368348.0)

Put x=0 and solve

Question:

If (x – 2a)(x – 4a)(x – 6a)(x – 8a) + ka4 is perfect square, then find the value of k?

Options:
A)

32

B)

16

C)

8

D)

10

Solution:

Ans:(b) 

  

Manish Arya

· commented

· 1 Months ago

Provide with your solution, please.

Knowledge Expert

· commented

· 1 Months ago

Dear Student,
You can definitely use shortcuts .
We have provided general approach.

Thanks and Regards
Team TR

RAMDAYAL MEENA

· commented

· 1 Months ago

bhai rakh liya zero
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