Question

If f(x)= 2|x|+3x, then the value of f(-1) is​

Answer 1

-1

Explanation:

f(-1) = 2|-1| + 3(-1)

|-1| = 1

=> f(-1) = 2(1) - 3

=> f(-1) = 2 - 3

=> f(-1) = -1