Using technology, we do
https://www.desmos.com/calculator
graph
y=3^(x-7)
y=2log(2x)
see where they intersect
we get at x=7.79
nearest tenth is 7.8
Answer:
Step-by-step explanation:
focus distance=9
a=2 f²=a²+b² ==> b²=9²-2²=77 ==> b=√77
Answer:
Step-by-step explanation:
Option 1
= 4
Option 2
= 30 + 15 - 35
= 45 - 35
= 10
Option 3
Option 4
= 30 + 15 - 5
= 45 - 5
= 40
Therefore, None of the given expressions has a value of 5.
Answer:
x = 10
Step-by-step explanation:
x is not equal to 1 is equal to 10
you see 1 is equal to I. 2= II. 3= III. 4=IV etc. hope it HELPS
Expanded form:
1. 117.00= 100+ 10+ 7
2. 20.018 = 20+ 0.01+ 0.008
3. 13.265 = 10+ 3+ 0.2+ 0.06+ 0.005
4. 3.4000 = 3+ 0.4
5. 0.8100 = 0.8+ 0.01