correct answer pls

tru or false

1.      The expression  3x4 – 5x3 + 2x + 1 is a polynomial expression.
2.      3 + 6 + 12 + 24 is a sum to infinity.
3.      1, 2, 4, 8 is a geometric sequence while 2, 4, 6, 8 is an arithmetic sequence.
4.      The common ratio of 1, 2, 4, 8,… is ½. 
5.      The 8th term of the sequence 32, 16 ,8, 4, 2,… is 1/8. 
6.      The leading coefficient of the polynomial  5x10 + 4x12 + 4x6 + x4 – x is 4.
7.    The quotient when is divided by      x – 5   is   x + 5.
8.      The value of a polynomial P(x) at “a” is the remainder when it is divided by x - a.
9.      The geometric term between 6 and 54  is 18.
 
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