25000=X [((1-(1+0.078)^(-5))/0.078]
Solve for x
X=6228.44
        
                    
             
        
        
        
Answer:

Step-by-step explanation:
![-4x^2+11x-6=-(4x^2-11x+6)=-(4x^2-8x-3x+6)\\\\=-\left[4x(x-2)-3(x-2)]=-(x-2)(4x-3)=(-4x+3)(x-2)](https://tex.z-dn.net/?f=-4x%5E2%2B11x-6%3D-%284x%5E2-11x%2B6%29%3D-%284x%5E2-8x-3x%2B6%29%5C%5C%5C%5C%3D-%5Cleft%5B4x%28x-2%29-3%28x-2%29%5D%3D-%28x-2%29%284x-3%29%3D%28-4x%2B3%29%28x-2%29)
 
        
             
        
        
        
Answer:
Miki had 288 stickers and Ken had 252 stickers.
Step-by-step explanation:
This question is solved using a system of equations.
I am going to say that:
Miki has x stickers.
Ken has y stickers.
The ratio of the number of Miki's stickers to the number of Ken's stickers was 8:7.
This means that  , that is:
, that is:  , or
, or 
After Miki gave Ken 18 of her stickers, they had the same number of stickers.
This means that:


Since 




And


Miki had 288 stickers and Ken had 252 stickers.
 
        
             
        
        
        
Answer:
f^-1(x) = x + 4
Step-by-step explanation:
 
        
             
        
        
        
Step-by-step explanation:
1 septillion = 10^6 nonillion
the taking time = 5× 10^-6 / 257.21
= 500× 10^-8 /257.21
= 1.94 × 10^-8 seconds