Answer:
Step-by-step explanation:
At most 4 times
hmm
where it touches is when y=0
so just have lots of zeroes
y=(x-r1) is a zero
so 4 zeroes is
y=(x-r1)(x-r2)(x-r3)(x-r4)
if we expand it it is degree 4
minimum degree is 4th
Answer: 12 millimeters
Step-by-step explanation:
2 is correct ....................................
Answer:
9x² + 3x³ = 3x²(3 + x)
Step-by-step explanation:
9x² + 3x³ = 3x²(3 + x)