Math, asked by rekhabisht389, 3 months ago

Q.10 Factorise : 4x2 + y2 + 25 z2 + 4xy - 10yz- 20zx and hence find its value when
X=-1, y = 2 and z=-3.

Answers

Answered by vsksen12

0

Answer:

answer when put the value is : -162

Answered by pradipkumbhakar

0

Answer:

4×2×2+2×2+25×-3×2+4×1×2-10×2×-3,

16+4-150+8+60

20-150+68

-130+68

-62

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