Your answer would end up being 1.
6^2-7(8+6-3^2) = 1
it the temperature is -2 and rises by 15 you do -2+ 15 to get 13
<h3>The circumference of circle is

units</h3>
<em><u>Solution:</u></em>
Given that,
Radius of circle =
units
<em><u>To find: circumference of circle</u></em>
<em><u>The circumference of circle is given as:</u></em>

Where, r is the radius of circle
Substitute, r = 

Thus circumference of circle is
units
Four terms means four products, which are added up.
One term with an exponent: 
One term with a coefficient of five, let's make it a like term: 
One term with three factors: 
One constant: 7
Our expression:


if i is a variable

if i is the imaginary unit defined by i²=-1