Odpowiedź :
f(x) = 1/2*x + 7
g(x) = (2m/5 + 1)x - 2
a1 * a2 = -1
1/2 * (2m/5 + 1) = -1
2m/10 + 1/2 = -1
2m/10 = -1 i 1/2
2m = -3/2 * 10
2m = -15
m = -7,5
g(x) = (2m/5 + 1)x - 2
a1 * a2 = -1
1/2 * (2m/5 + 1) = -1
2m/10 + 1/2 = -1
2m/10 = -1 i 1/2
2m = -3/2 * 10
2m = -15
m = -7,5