Question

Ans. plz ...no irrelevant ans.​

Answer 1

Step-by-step explanation:

(2/1 ) ¹ + (3/1)² + (4/1)¹

2 + 9 + 4

= 15 Answer .

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Answer 2

Answer:

45/4 or 11 whole 1/4

Step-by-step explanation:

$( { \frac{1}{2} )}^{ - 1} + {( \frac{1}{3}) }^{ - 2} + {(4)}^{ - 1}$

• negetive power reverse the base

${(2)}^{1} + {(3)}^{2} + { (\frac{1}{4} )}^{1}$

$2 + 9 + \frac{1}{4}$

$\frac{8 + 36 + 1}{4}$

$\frac{45}{4}$

$11 \frac{1}{4}$