CBSE Class 10 Answered
Please solve this question
Asked by vikasg13.hardware | 23 Jun, 2018, 05:41: PM
Expert Answer
a-7b+8c=4 and 8a+4b-c=7
a + 8c = 7b + 4 and 8a - c = 7 + 4b
Squaring both sides,
a2 + 16ac + 64c2 = 49b2 + 56ac + 16 and 64a2 - 16ac + c2 = 49 + 56b + 16b2
Adding equations
we get
65a2 + 65c2 = 65b2 + 65
a2 - b2 + c2 = 1
Answered by Sneha shidid | 24 Jun, 2018, 03:16: PM
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