Algebra-1

To determine the value of a in the function f(x) = −4∣x − 5∣+ 9, follow these steps:

The given function is: f(x) = −4∣x − 5∣+ 9

To match this to y = a∣x − h∣+ k:

The coefficient a is the number multiplying the absolute value term. In this function, the coefficient is −4.

Thus, a = −4. ...