Question

Find 'a' such that (-5)^ n+2 *(-5)^ 4 =(-5)^ prime .​

Answer 1

Step-by-step explanation:

2

n−7

×5

n−4

=1250

2

n−7

×5

n−7

×5

3

=1250

⇒(2×5)

n−7

=

125

1250

⇒10

n−7

=10

1

⇒n−7=1

⇒n=7+1=8