12. Wykres funkcji y=√(a/(x-14)) przechodzi przez punkt A=(-2; -3) dla:
A. a=-144 B. a=-4/3 C. a=3/4 D. a=144
- 3 = √a/(-2-14)
-3 = √a/-16 /²
(-3)² = a/-16
9 = a /-16 /* -16
a =- 144
odp: A
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- 3 = √a/(-2-14)
-3 = √a/-16 /²
(-3)² = a/-16
9 = a /-16 /* -16
a =- 144
odp: A