Answer:
Let us consider a binomial expression
For example,
x²+(a+b)x+ab
x²+ax+bx+ab
x(x+a)+b(x+a)
(x+a)(x+b)
Therefore, the above binomial expression has two factors (x+a) and (x+b).
Now by numericals
Consider, x²+12x+35
![{x}^{2} + 12x + 35\\Factors\:of\: 35\: is\: 5\: and\:7 \\ {x}^{2} + 5x + 7x + 35 \\ x(x + 5) +7(x + 5) \\ (x + 5)(x + 7)](https://tex.z-dn.net/?f=%20%7Bx%7D%5E%7B2%7D%20%20%2B%2012x%20%2B%2035%5C%5CFactors%5C%3Aof%5C%3A%2035%5C%3A%20is%5C%3A%205%5C%3A%20and%5C%3A7%20%5C%5C%20%20%7Bx%7D%5E%7B2%7D%20%20%2B%205x%20%2B%207x%20%2B%2035%20%5C%5C%20x%28x%20%2B%205%29%20%2B7%28x%20%2B%205%29%20%5C%5C%20%28x%20%2B%205%29%28x%20%2B%207%29)
Here, (x+5) and (x+7) are the factors of the binomial expression x²+12x+35.
Answer:
100pi
Step-by-step explanation:
4*pi*5^2
=100pi
<em>Look</em><em> </em><em>at</em><em> </em><em>the</em><em> </em><em>attached</em><em> </em><em>picture</em><em>⤴</em>
<em>Hope</em><em> </em><em>this</em><em> </em><em>will</em><em> </em><em>help</em><em> </em><em>u</em><em>.</em><em>.</em>