Answer:
8x+15=7 8x=-8 x =-1
Step-by-step explanation:
I can't tell the exact answer but there should be something given or there should be a similarity/congruency statement
The answer to the question is 2:3
Answer:
f(x) crosses the x-axis, then
f(x)=(x+4)^6(x+7)^5 = 0
=> x+4 =0 or x+7=0
=> x =-4 or x = -7
