What is the sum of the polynomials? 1.3t3 + t2 – 42t + 8 1.3t3 + t2 – 6t + 8 1.9t3 + 8.4t2 – 42t 1.9t2 – 42t + 8

1.3t3 + t2 – 42t + 8

b). 4320 have a nice day

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis: