01/19/19

Use two methods to solve x squared minus 2x minus 8.
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01/19/19

The first two terms in a binomial extension are...
The first two terms in a binomial extension are: (a+b)^4 = e^4x - 4e^2x +....Find a and b.
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01/19/19

Find the seventh term of the geometric sequence 7, 2.1, 0.63
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01/19/19

I know how to solve this problem but I can’t figure out how to get the limits for the integral
Use method of cylindrical shells to find the volume V of the solid obtained by rotating the region bounded by the given curves about the x-axis. X=5+(y-7)^2, X=14
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01/19/19

Find a polynomial function with the zeros -2​, 3​, 5 whose graph passes through the point (6,72).
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01/18/19

If sin(theta)=4/5 and theta is in quadrant 2,the value of TAN(theta) ?
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01/18/19

NEED HELP ASAP!!!Point A is located at (3,6) and point B is located at (10,-2). What are the coordinates of the point that partitions the directed line segment AB in a 1:3 ratio ?
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01/18/19

Question about functions
Given that f(0) is not equal to 0, and that x and y are real numbers. If 2 f(x) f(y) = f(x+y) + f(x-y), express f(2x) in terms of f(x).Am I missing some info? The answer is2([f(x)]^2 + 1)(I only... more
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01/18/19

Find the quadratic function that fits the following set of data points. ​{(−4​,59​),(5​,41​),(2​,−7​)}
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01/18/19

Find f '(0.5) for f of x equals the integral from 0 to x of the arctangent of t, dt.
Answer choices: 0.8 0.131 0.120 0.464
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01/18/19

How do I sketch a cubic polynomial with zeroes -2, 1, and 4 and a Lead Coefficient of -1 ?
PLEASE ANSWER IN THE HOUR IF POSSIBLE!
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01/18/19

Help solve algebraically: sin2t cost - cos2t sint = 0 on the interval: (in description)
problem in title but with interval being: 0 is less than or equal to theta which is less than or equal to 2 pi. Can someone also solve it using the Subtraction Identity
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01/17/19

Write the Sum in summation notation in terms of k.
5/(7*8) + 6/(8*9) + ... + n/(n+2)(n+3)That is 5 over (7 times 8) + 6 over (8*9) + ... + n over (n+2)(n+3)I do not even understand what it is asking. Please help.
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01/17/19

You have pepperoni, mushrooms, onions, and green peppers. How many different pizzas can you make by using one, two, three, or four of the toppings?
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01/17/19

The distance from new york to chicago is about 700 miles if this represents 91/3 inches on the map what is the scale used
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01/17/19

A boat travels with the current and can cover 100 miles in 4 hours. If the boat travels against the current, it can only travel 80 miles in the same time.
How fast is the boat in still water, and how fast is the current?
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01/17/19

Help me answer this PLEASE
Ralph buys 3 bags of chips and 2 candy bars, he spends $3.75. Jody buys 4 bags of chips and 2 candy bars, she spends $3.00. Later Clancy joins Ralph and Jody and asks to buy 1 bag of chips and 1... more
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01/17/19

Help please Algebra homework
Two trains leave stations 420 miles apart the same time and travel toward each other. One train travels at 80 mph while the other travels at 70 mph. How long will it take for the trains to meet
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01/17/19

Solving proportions

The ratio of boys to girls on a swimming team is 3 to 4. The team has 49 members. How many are boys ?
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01/17/19

How do I set this up?
twice the sum of a number and four
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01/16/19

0.0016/400,000 = ?
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01/16/19

Derivatives Problems

Suppose that f(x)=Msinx+NcosX for some constants M and N. If (pi/4)=3 and f'(pi/4)=1, find an equation for the tangent line to y=f(x) at the point where x=3pi/4
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01/16/19

Math Probability

Suzy has the following coins in her change purse: 4 dimes, 5 nickels, and 1 penny. If she pulls two coins from her purse ( one at a time) without replacing them, what is the probability that she... more
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01/16/19

Álgebra 2 Inverse of Radical Function
Find inverse and graph this 2x^3+3
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01/16/19

Jill used one half quart of paint in three fourths hour. What is her usage rate in quarts per hour?
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