A polynomial of degree at least 3 where one or more of the roots are fractions

step-by-step explanation:

if x = 2 you have to find x to finish the problem

step-by-step explanation:

hans did not square the 40-unit side; he merely multiplied it by 2.   incorrect.

a is the right answer

0.02

step-by-step explanation:

time of 9 192 631 770 periods of the radiation corresponding to the transition between the 2 hyperfine levels of the ground state of the caesium 133 atom at 0 k (but other seconds are sometimes used in astronomy)