How many numbers between 1 and 100 (inclusive) are divisible by 3 or 2

Sara sells beaded necklaces she makes a profit of 4 dollars pn every neclace she sells which table represents the profit sara makes

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

Hi, can anyone show me how to do this problem? 100 points for this. in advance