calculating the value of a function for a given number

Online math exercise > Middle School > 9th Grade > integers and rational numbers, Numbers, functions

Let f be the application of R in R defined by f(x)=`5*(5*x+7)-7*(2*x-2)-6*(4*x+7)` :
Compute f(-4).

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This type of exercise can be solved using the function : array_values

Course reminder : Real functions

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