Answer:
okay let's start
Step-by-step explanation:

<span>7^2•3^2+(1+2)^0•3-4^2•1
= 49</span>•9 + 1•3 - 16<span>•1
= 441 + 3 - 16
= 428</span>
Answer:
$3,245
Step-by-step explanation:
For a money saved at Simple Interest,
Amount =Simple Interest+Principal
Principal, P=$2750
Rate, r=3%
Time, T=6 Years

=$495
Therefore, Amount in Erin's Account after 6 years =2750+495
=$3,245
Answer:
5√2
I think, that sign mean square root.. just letting you know.
Hope I helped!
<em>*simplyeliza*</em>