According to the Fundamental Theorem of Algebra, which polynomial function has exactly 6 roots? O fx)- 5x* + 10x + 2
O fx)= 5x + 3x4 + 12x + 7x2–2x+15
O fx)= x + x3-4x2+x-5
O AX)= 7x + 3x3 +12

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!