Answer:
5
Step-by-step explanation:
Substitute and Rewrite the Equation:
K(1)=10-4(1)-(1)^2
Solve Using PEMDAS and Rewrite the Equation:
PEMDAS Stands for (Parenthesis, Exponents, Multiplication, Division, Add, Subtract).
Start to Solve.
K(1)=-10-4-1
Now Subtract:
10-4=6
6-1=5
Hence, the correct answer is 5
