Answered

At which root does the graph of f(x) = (x + 4)^6(x + 7)^5 cross the x-axis?
O -7
O -4
O 4
Ο 7

Answer :

Answer:

Step-by-step explanation:

to cross the x-axis you need to solve f(x)=0

x(x+4)(x+7)*5=0 which means you will have x=0  ,x+4=0 or x+7=0

so the final answer is

x=0 or x=-4 or x=-7

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