Question

find the value 3 power 4 ×2 power -2 ×5 power-3 over -6 power 3​

Answer 1

Answer:

Hey let's solve this

Step-by-step explanation:

5

2n

×5

3

=5

9

Apply law of exponents x

a

×x

b

=x

a+b

5

2n+3

=5

9

⇒2n+3=9

2n=9−3

2n=6

n=3

(2)

8×2

n+2

=32

2

3

×2

n+2

=2

5

Apply law of exponents x

a

×x

b

=x

a+b

2

3+n+2

=2

5

2

n+5

=2

5

⇒n+5=5

n=5−5

n=0