Answer:
x^8y^8
Step-by-step explanation:
(x^4y^3+1)^2
(x^4y^4)^2
Expand the bracket by multiplying the exponents by 2
x^8y^8
Answer:
It would be -5 + -6 = 65
Step-by-step explanation:
Add it up to together by removing the -
If Carly broke the record by 1.3 seconds and Carly's time was 55.7 the old record would be Carly's time plus 1.3 seconds for the time that Carly broke the record by, so... 57 seconds was the old record
