I only know D. but I'll try to figure out the rest too. D. 9 years old
Answer:
f(-2) = -1
Step-by-step explanation:
f(x) = -x^2 + 3
f(-2) means when x is -2
Shown in the graph below, the point of solution is: (-2,-1), so when x is -2 y is -1
Answer:
<h2>
25154.34
</h2>
Step-by-step explanation:
Given,
Radius ( r ) = 49 cm
Height (h) = 10 cm
Volume of cone=?
Now,
Applying the formula to find the volume of cone:

Plugging the values,


Calculate

Hope this helps...
Good luck on your assignment..
Answer:
A, C, E
Step-by-step explanation:
The square root of 10 is approximately 3.16, which is greater than pi which is equal to about 3.14, which shows that C is correct as well. The square root of 11 is 3.31, and the square root of 5 added to the square root of 6 is equal to about 3.69, which is greater than the square root of 11.