dehstaney7183 dehstaney7183
  • 14-02-2024
  • Mathematics
contestada

The straight line y = x — 2 rotates about a point where it cuts x-axis and become perpendicular on the straight line ax + by + c = 0 then its equation is

a. ax + by + 20 = 0
b. ax — by — 2a = 0
c. bx + ay — 2b = 0
d. ay — bx + 2b=0

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