Answer:
48
Step-by-step explanation:
So your equation is: 5y3 - 21 + 6y2 + (25 ÷ 5) and y = 2.
Evaluate for y=2
5(23)−21+6(22)+
25
5
5(23)−21+6(22)+
25
5
=48.
So the answer is 48.
Answer:
46%
Step-by-step explanation:
You subtract the old by new then devide by the old and multiply by 100%
Answer:
12/25
Step-by-step explanation:
0.48
=48/100
= 24/50
=12/25
Given:
A number is

To find:
The scientific notation of the given number.
Solution:
Scientific notation of a number is the product of a number between 1 to 10 and 10 to the power some integer.
We have,

It can be written as



Therefore, the scientific notation of the given number is
.
-2+5=3
And is a word used for addition. For example 20 and 6 is 26.