Questions on Algebra: Exponent and logarithm as functions of power answered by real tutors!

Tutors Answer Your Questions about Exponential-and-logarithmic-functions (FREE)

Question 352217: given f(x) = x to the 2nd power + 5x and g(x) = 2x + 1
Find g(a+h) - g(a) = gh
Click here to see answer by Fombitz(13828)

Question 352247: Write the equation 4^-3= 1/64 in logarithmic form.

Click here to see answer by jim_thompson5910(28555)

Question 352183: In 2000, the bird-population in a certain area is 10,000. The number of birds increases exponentially at the rate of 9% per year. Predict the population in 2005.
a. 15,137
b. 15,386
c. 15,489
d. 15.771
Click here to see answer by checkley77(12569)

Question 352439: Find an equation of the tangent line at the point indicated. f (x) = log3 (8x + x^-8), x = 1?
Click here to see answer by Alan3354(30993)

Question 352451: Find the derivative. y = ln(9^s)
Click here to see answer by jim_thompson5910(28555)

Question 352537: How do I graph the exponential function by making a table of coordinates: f(x) = (3/4)^x
Click here to see answer by robertb(4012)

Question 352539: (e^x)+ax+b=0
a,b=constant
x=?
how are you solving?
Thanks
Click here to see answer by stanbon(57307)

Question 352941: Can you help me find the inverse of this equation
Click here to see answer by jim_thompson5910(28555)

Question 352948: Can you help me find the inverse to this equation (x-2)^2
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Question 353215: 5(2^t)=25 how do i get the value of t
Click here to see answer by nerdybill(6958)

Question 353233: log(base 4)(x-9)=2
log(base 4)z + log(base 4)(z-3)=1
Click here to see answer by ewatrrr(10682)

Question 353208: Please solve:
6 to the power 18
------------------------------------------
6 to the 7th (6 to the 4th x 6 to the 4th
Click here to see answer by Fombitz(13828)

Question 353619: Solve the exponential equation. 9^x-8/10=squareroot of 10
Click here to see answer by Alan3354(30993)

Question 354095: please help me solve this question: 6log(n+4)=2log8
Click here to see answer by stanbon(57307)

Question 354248: i don't understand how to solve this problem. the examples in my book don't explain it very well. it would be great to get a step by step explanation and not just the answer. thanks
ln (x^2+12)=ln x+ ln 8
Click here to see answer by scott8148(6628)

Question 355121: ((p^2q^3)(m^4p^3q^3)(-2pm^3q^-3))/-m^2q^4
Click here to see answer by Fombitz(13828)

Question 354347: Solve. Round to four decimal places
a) e^3x >_ 21
b) (1/5)^t-2 = 125
Click here to see answer by jsmallt9(3296)

Question 355478: evaluate the function rule f[x] = 7x for x=0.75
Click here to see answer by solver91311(16877)

Question 355368: log(x/100)=1
Click here to see answer by jsmallt9(3296)

Question 356174: 1. why is 9 a perfect square?
2. represent 125 in exponental from?
Click here to see answer by mananth(12270)

Question 356172: represent 125 in exponential form. Explain the steps you took to arrive at your answer in complete sentences.
Click here to see answer by ewatrrr(10682)

Question 356172: represent 125 in exponential form. Explain the steps you took to arrive at your answer in complete sentences.
Click here to see answer by Alan3354(30993)

Question 356596: Write a function for a house valued at $215,000 that appreciates 4% over 7 years that represents the value of the house in any year.
Click here to see answer by mananth(12270)

Question 356875: how do you simplify x with an exponent of -9?
Click here to see answer by Fombitz(13828)

Question 357011: Factor: 6p^2+pq-5q^2
Click here to see answer by mananth(12270)

Question 357012: factor: 2p^4(q-3)-32p^2(q-3)
Click here to see answer by mananth(12270)

Question 357010: 3p^3-3p^2q-36pq^2
Click here to see answer by mananth(12270)

Question 357016: i need some help on this problem: solving for q: 5/8=3q/4q+4
Click here to see answer by mananth(12270)

Question 357016: i need some help on this problem: solving for q: 5/8=3q/4q+4
Click here to see answer by jsmallt9(3296)

Question 357017: Solve for p: p(3p+4)=4
Click here to see answer by mananth(12270)

Question 357020: A passenger train travels 295 mi in the same amount of time it takes a freight train to travel 225 mi. The rate of the passenger train is 14mph greater than the rate of the freight train. Find the rate of each train.
Click here to see answer by mananth(12270)

Question 357032: Find the equation of the line that goes through the points (-3,2) and (4,5)
Click here to see answer by Alan3354(30993)

Question 357041: Line A goes through the points (0,6) and (3,8), Line B goes through the points (0,-2) and (2,-5). Are lines A and B parallel, perpendicular, or neither parallel nor perpendicular? Express with the slopes of the two lines.
Click here to see answer by Alan3354(30993)

Question 357034: solve for p: 3p/p-3=2+9/p-3
Click here to see answer by Alan3354(30993)

Question 357033: solve for q: P=p\Q+q
Click here to see answer by Alan3354(30993)

Question 357079: how can i solve for this equation: g(x)=2x+3
f(x)=3x^2-3x
Find -4g(-4x)+4f(-4x)
Click here to see answer by stanbon(57307)

Question 357013: Please help me solve this equation: solve for p: 3p/p-3=2+9/p-3
Click here to see answer by ankor@dixie-net.com(15649)

Question 357247: How is a negitve exponent figured into a problem; 5 times 4 with -3 exponet on the 4 Thank You Greg
Click here to see answer by edjones(7569)

Question 357379: what is the weirdest real life application of a logarithim.
Click here to see answer by edjones(7569)

Question 357709: F(X)=-5x

Click here to see answer by Fombitz(13828)

Question 357949: y=a.bx. i would like to know if a = x ,if =b= y im really confuesed
Click here to see answer by stanbon(57307)

Question 358245: Solve the exponential equation algebrically. Approximate the result(s) to three decimal places.
26=2e^0.045t
Click here to see answer by Alan3354(30993)

Question 358260: Evalute the expression without using a calculator.
log10 cube root of 10
Click here to see answer by Alan3354(30993)

Question 358243: The number of bacteria present in a culture is B=100e^0.5t where t is the time in minutes. Find the time required, to the nearest half minute, to have 9000 bacteria present.
Click here to see answer by jsmallt9(3296)

Question 359062: Solve for x
1/4=8^9x+4
Click here to see answer by Fombitz(13828)

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