<u>Answer (1):</u>
Coefficient of any term means the number multiplied in that term including sign.
is same as
.
Hence required coefficient is 1.
<u>Answer (2):</u>





Hence final answer is 166
<u>Answer (3):</u>



Hence final answer is 
Area: 78.5 inches squared
Circumference: 31.4
Step-by-step explanation:
<h3>Given equation : </h3>
<h3>y = 3x - 2 / x+1</h3>
<h3>for subject x</h3>
<h3>» x = - 2 + y -3+ y</h3>
Step-by-step explanation:
<u>Step 1: Use the quadratic formula to find the zeros</u>
<u />




Answer: 