Answer:
Step-by-step explanation:
the correct answer is 3
Answer:
x = 7.8
Step-by-step explanation:
a^2 + b^2 = c^2
4^2 + 2^2 = c^2
16 + 4 = c^2
c^2 = 20
c = 4.5
a^2 + b^2 = c^2
a^2 + 4.5^2 = 9^2
a^2 + 20.25 = 81
a^2 = 81 - 20.25
a^2 = 60.75
a = 7.8
Answer:
Amount after 3 years will be $22496
Step-by-step explanation:
We have given principal amount P = $20000
Rate of interest r = 4 %
Time period t = 3 years
We have to find the amount after 3 years
Amount is given by 
So 

So amount after 3 years will be $22496
Answer:
-12
Step-by-step explanation:
8+(-12)=-4