Math, asked by riya20074, 1 year ago

please answer this question fast of standard 8th with the long method

Simplify....

1)6° - 7° - 5°
2)(5³)² × 5 power -5
3)(9³) ÷ (3 power 6)²

please answer with accurate method I will really mark the correct answer in brainliest​

Answers

Answered by cherry3890
0

Step-by-step explanation:

1)a°=1

=>6°-7°-5°=1-1-1=0

2)(a^m)^n=a^mn

=(5³)² x 5^5

=5^6 x 5^-5

{a^m x a^n}=a^m+n

=5^6+(-5)

=5^1

=5

3)(9³)/(3^6)

9³ can be split to (3²)³=3^6

=3^6/3^6

=1

hope it helps u...

Answered by Anonymous
9

Step-by-step explanation:

Step-by-step explanation:

1)a°=1

=>6°-7°-5°=1-1-1=0

2)(a^m)^n=a^mn

=(5³)² x 5^5

=5^6 x 5^-5

{a^m x a^n}=a^m+n

=5^6+(-5)

=5^1

=5

3)(9³)/(3^6)

9³ can be split to (3²)³=3^6

=3^6/3^6

=1

hope this answer helpful u

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