x+y+3=0 রেখাটির ঢাল হবে -

A -2

B -1

D 1

Solution

Correct Answer: Option B

x+y+3=0
আমরা জানি,
ঢাল  = -(x এর সহগ)/(y এর সহগ )
      = - (1/1)
      = -1

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