What is the final amount if 1218 is increased by 10% followed by a 16% decrease Give your answer rounded to 2 DP.
And:1125.43

1125.43

Step-by-step explanation:

you multiply the percentages by the number and you round to get 1125.43

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

$450 is the answer.

step-by-step explanation:

30% of 450 = 135

450-135=315