Answer:
84 :)
Step-by-step explanation:
bottom surface area= 
top surface area=
lateral surface area= 
add this together you get TOTAL surface area of 84
Answer:
4
Step-by-step explanation:
7+(-14)+(-6)+13+4
7+(-20)+13+4
(-13)+13+4
0+4
4
Answer:
45
Step-by-step explanation:
(7-4)=3
3^2=9
9*5=45
Given that,
An equation : -9c² +2c +3 = 0
To find,
Find the value of x.
Solution,
We have, -9c² +2c +3 = 0
We can solve it using the formula as follows :

Here, a = -9, b = 2 and c =3
Put the values,

So, the solution are -0.47 and 0.69.