Answer:
Step-by-step explanation:
A=a(r)^t
a=1
time=2.5 hours=25/10 ×60=150 minutes
10t=150
t=150/10=15

Answer:
3.934 = 3.634; hope this helps........
Step-by-step explanation:
Solve:
Multiply the numbers
5.62 ⋅ 0.7 = 2.68 ⋅ 1.35
3.934 = 2.68 ⋅ 1.35
Multiply the numbers
3.934 = 2.68 ⋅ 1.35
3.934 = 3.618
Result
3.934 = 3.618
The input is a contradiction: it has no solutions
ANSWER
C. x=7
EXPLANATION
The given exponential equation is

We rewrite the right hand side as 3 raised to exponent 2.

Observe that the base of both sides of the equation are equal.
We now equate the exponents.

Solve for x,


The correct choice is C.
Answer:
i think its A
Step-by-step explanation: