What is 0.003 is 1/10 of

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

What is the value of x when x + 7 = 21?

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9