Answer:
1/3
Step-by-step explanation:

Let's evaluate ~
The given expression is :

plug the value of x as 3



Therefore, the required value is 20
Answer:
648pi
Step-by-step explanation:
V=pi*r^2*h
V=pi*9^2*8
V=pi*81*8
V=648pi
<span><span><span><span><span><span><span><span><span><span><span>5<span>a<span>−3</span></span></span><span>b2</span></span><span>(9)</span></span><span>a4</span></span><span>b6</span></span><span>(3)</span></span><span>a2</span></span><span>b3</span></span><span>(10)</span></span>a</span><span>b2</span></span><span>=<span><span><span>1350<span>a7</span></span><span>b13</span></span><span>a3</span></span></span><span>=<span><span>1350<span>a4</span></span><span>b<span>13</span></span></span></span>