Help for question 1 and 2

asked Dec 25, 2023 4.6k views

2 votes

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1 vote

Answer:

(1).
5^(4) ×
13^(7) ; (2). 3 - 5x

Explanation:

1). [( - 5 )³ · ( - 5 )] (
13^(-2) ·
13^(9) ) =
(-5)^(3+1) ×
(13)^(-2+9) =
(-5)^(4) ×
13^(7) =
5^(4) ×
13^(7)

2). - 25x² ÷ 5x + 15x ÷ 5x = 3 - 5x

Chris Melinn answered Dec 29, 2023

3.7k points

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