What is the pattern for.4.15, 6.3, 8.45,

The given sequence is an arithmetic sequence having a common difference of 2.15.

Step-by-step explanation:

The given sequence is 4.15, 6.3, 8.45,.....

In the given sequence pattern may be either arithmetic or geometric.

For Arithmetic Sequence,

There should be a common difference in each successive term of the sequence.

Therefore, the given sequence is an arithmetic sequence having a common difference of 2.15.

= 5

step-by-step explanation:

to find the 15th term substitute n = 15 into the nth term formula

= (- 3 × 15 ) + 50 = - 45 + 50 = 5

27/4x^6 y^8

step-by-step explanation:

4(3x^2y^4)^3 (2x^3y^5)^4

=

108x^6 y^12 /16x^12 y^20

=

108 /16x^6 y^8

=

27 /4x^6 y^8