To find the limit of the function f(x) = 8x + 3 as x approaches -4 using direct substitution, you simply substitute -4 in place of x in the function.

So,

f(-4) = 8(-4) + 3
= -32 + 3
= -29

Therefore, the limit of the function f(x) = 8x + 3 as x approaches -4 is -29.

Question

To find the limit of the function f(x) = 8x + 3 as x approaches -4 using direct substitution, you simply substitute -4 in place of x in the function.

So,

f(-4) = 8(-4) + 3
      = -32 + 3
      = -29

Therefore, the limit of the function f(x) = 8x + 3 as x approaches -4 is -29.

Knowee AI · Accepted Answer

To find the limit of the function f(x) = 8x + 3 as x approaches -4 using direct substitution, you simply substitute -4 in place of x in the function.

So,

f(-4) = 8(-4) + 3
      = -32 + 3
      = -29

Therefore, the limit of the function f(x) = 8x + 3 as x approaches -4 is -29.

Find the limit using direct substitution.lim x→−4 (8x + 3)