Revision a94987e2-0271-408a-9c60-707edb26f11a - Code Golf Stack Exchange

# [MATL](http://github.com/lmendo/MATL), <s>8</s> 6 bytes

 yq^**s

Input is: array of exponents, number, array of coefficients.

[Try it online!](http://matl.tryitonline.net/#code=eXFeKipz&input=WzMgNCAxMF0KMTkKWzQgLTIgNV0) Or verify all test cases: [1](http://matl.tryitonline.net/#code=eXFeKipz&input=WzMgNCAxMF0KMTkKWzQgLTIgNV0), [2](http://matl.tryitonline.net/#code=eXFeKipz&input=WzRdCjQwMApbMF0) [3](http://matl.tryitonline.net/#code=eXFeKipz&input=WzAgMV0KLTEzCls0IDVd), [4](http://matl.tryitonline.net/#code=eXFeKipz&input=WzQgMl0KLTMKWzQuMTQgNDhd), [5](http://matl.tryitonline.net/#code=eXFeKipz&input=WzMgMF0KLTUuNApbMSAtNV0).

###Explanation

Consider example inputs `[3 4 10]`, `19`, `[4 -2 5]`.

 y % Take first two inputs implicitly and duplicate the first
 % STACK: [3 4 10], 19, [3 4 10]
 q % Subtract 1, element-wise
 % STACK: [3 4 10], 19, [2 3 9]
 ^ % Power, element-wise
 % STACK: [3 4 10], [361 6859 322687697779]
 * % Multiply, element-wise
 % STACK: [1083 27436 3226876977790]
 * % Take third input implicitly and multiply element-wise
 % STACK: [4332 -54872 16134384888950]
 s % Sum of array
 % STACK: 16134384838410