1234Brainlysusandawe 1234Brainlysusandawe 18-12-2020 Mathematics contestada ***HELP NEEDED ASAP ANSWER PLEASE***Use sigma notation to represent the sum of the first seven terms of the following sequence: −4, −6, −8, …A: the summation from n equals one to 7 of quantity negative 2 minus 2 times nB: the summation from n equals one to 7 of quantity negative 4 plus 2 times nC: the summation from n equals one to 7 of quantity negative 2 minus 4 times nD: the summation from n equals one to 7 of quantity negative 2 plus 2 times nThis is FLVS exam... help ASAP.