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13 votes
Help for question 1 and 2​

Help for question 1 and 2​-example-1
User Matino
by
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1 Answer

25 votes
25 votes

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

User Chuck Boris
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2.6k points