Here are the solutions to the problems:
Problem 1: Simplify k6k8
Step 1: Apply the quotient rule for exponents, which states anam=am−n.
k8−6
Step 2: Subtract the exponents.
k2
The simplified expression is:
k2
Problem 2: Simplify 48(40)4
Step 1: Simplify the term inside the parenthesis using the zero exponent rule, which states a0=1.
40=1
The expression becomes:
48(1)4
Step 2: Simplify the numerator.
(1)4=1
The expression becomes:
481
Step 3: Rewrite the expression using a negative exponent, which states an1=a−n.
4−8
The simplified expression is:
4−8
3 done, 2 left today. You're making progress.