# Exponential function - math problems

#### Number of problems found: 85

- Exponential equation

Find x, if 625 ^ x = 5 The equation is exponential because the unknown is in the exponential power of 625 - Exponential equation

Solve for x: (4^x):0,5=2/64. - Exponential equation

In the set R solve the equation: ? - Exponential equation

Determine the value of having y in the expression (3^y): (4^-1)=36. Unknown y is a natural number greater than zero. - Coordinate

Determine missing coordinate of the point M [x, 120] of the graph of the function f bv rule: y = 5^{x} - You take

You take out Php 20 000 loan at 5% interest rate. If the interest is compounded annually, a. Give an exponential model for the situation b. How much Will you owe after 10 years? - Suppose 2

Suppose that the half-life of a substance is 250 years. If there were initially 100 g of the substance, a. Give an exponential model for the situation b. How much will remain after 500 years? - Log

if ?, what is b? - Suppose 3

Suppose that a couple invested Php 50 000 in an account when their child was born, to prepare for the child's college education. If the average interest rate is 4.4% compounded annually, a, Give an exponential model for the situation b, Will the money be - Exponential warm

Suppose that a body with temperature T1 is placed in surroundings with temperature T0 different from that of T1. The body will either cool or warm to temperature T(t) after time t, in minutes, where T(t)=T0 + (T1-T0)e^(-kt) . If jello salad with 30 degree - Logarithm

Determine the number whose decimal logarithm is -3.8. - Sequence

Calculate what member of the sequence specified by (5^{n-2}+15) has value 20. - How much 2

How much money would you need to deposit today at 5% annual interest compounded monthly to have $2000 in the account after 9 years? - If you 3

If you deposit $4500 at 5% annual interest compound quarterly, how much money will be in the account after 10 years? - Interest

What is the annual interest rate on your account if we put 32790 and after 176 days received 33939.2? - Population

What is the population of the city with 3% annual growth, if in 10 years the city will have 60,000 residents? - Sequence - 5 members

Write first five members of the sequence ? - Virus

We have a virus that lives one hour. Every half hour produce two child viruses. What will be the living population of the virus after 3.5 hours? - Investment

1000$ is invested at 10% compound interest. What factor is the capital multiplied by each year? How much will be there after n=12 years? - Car value

The car loses value 15% every year. Determine a time (in years) when its price will halve.

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