If it crosses at r1,r2 then it factors to f(x)=(x-r1)(x-r2)
crosses at 4 and -9
factors to f(x)=(x-4)(x-(-9))=(x-4)(x+9)=x²+5x-36
answer is C
Answer:
sorry i would help if i new let me see if i can find it somewhere
Step-by-step explanation:
Answer:
c. 800
Step-by-step explanation:
p = 1.5 (800) - 500
p = 1200 - 500
p = 700
Hope you got it.
Answer:
hold up this will take a min to work out
Step-by-step explanation: