Question

1) 2x - 30x4 + 30x2 + a
3) 2x6 + 30x4 + 30x2 +a​

Answer 1

Answer:

1st answer 2nd answer

Step-by-step explanation:

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Answer 2

Answer:

1. -180+a 2. 192+a

Step-by-step explanation:

1. 2x - 30×4 + 30×2 + a

= -60 × 4 + 60 + a

= - 240 + 60 + a

= - 180 + a

2. 2x6 + 30x4 + 30x2 + a

= 12 + 120 + 60 + a

= 132 + 60 + a

= 192 + a