Question

pls kindly answer this!​

Answer 1

Answer:

= 1-2-3+1. ( a to the power zero = 1)

= 1-2-4

= -3

hope it helps u

Answer 2

Step-by-step explanation:

$1 + {2}^{ - 1} + {3}^{ - 1} + {4}^{0} \\ = 1 + \frac{1}{2} + \frac{1}{3} + 1 \\ = \frac{6 + 3 + 2 + 6}{6} \\ = \frac{18}{6} \\ = 3$