Question

18.
If the factors of 9x2-18x+5 are (3x–5), (3x +p) then p
A) 1
B)-1
C) 2​

Answer 1

Answer:

9x²-18x+5=(3x-5)(3x+p)

9x²-18x+5=9x²+3px-15x-5p

compare the factors

x term==> -18=3p-15

3p = -3

p= -1

answer B)-1