Which equation represents this sentence?

three less than the product of seven and the opposite of a number is four more than the number.

a. 3−7(−n)=n+4

b. 7(−n) – 3 = 4n

c. 7(−n)−3=n+4

d. 3–7(−n)=4n

4096 bacteria

step-by-step explanation:

f(x) = x^3 -2x^2 -3x

x( x^2 -2x-3)

x( x^2 +x -3x -3)

x( x(x+1) -3(x+1))

x( x-3)( x+1)

so zeroes are 0, 3,-1

its (2) option

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