03/29/20

Exponential Problems
Solve equations algebraically. Approximate the result to three decimals. a. ex = ex^2 - 2b. 7 - 2ex = 5
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03/19/20

Write the equation in logarithmic form.
Write the equation in logarithmic form.
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03/17/20

If line segment BC=80, and line segment AC=89. then line segment AB=________?
If line segment BC=80, and line segment AC=89. then line segment AB=________?
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03/03/20

prove the identity
prove sin^4(y)-cos^4(y)= 2sin^2(x) -1 i think you would start on the left hand side but im not sure how to start or why the varibles change. thanks in advance for the help!
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02/29/20

Please help me! The population P (in thousands) of Alaska in the years 2005 through 2015 can be modeled by P = 75 ln(t) + 540, 5 ≤ t ≤ 15 where t represents the year, with t = 5 corresponding to 2005.
Whole question:The population P (in thousands) of Alaska in the years 2005 through 2015 can be modeled by P = 75 ln(t) + 540, 5 ≤ t ≤ 15 where t represents the year, with t = 5 corresponding to... more
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02/06/20

If sin⁡ x=−5/13, and 3π/2<x<2π, what is cos⁡(x+π/4)
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01/26/20

The difference between two numbers is 9. The first number plus twice the other number is 27. Find the two numbers
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01/20/20

How do you memorize the Unit Circle?
The unit circle can be daunting. It is necessary in all higher math classes and I am positive you will have a quiz or test on filling in the X and Y coordinates for each of the angles in the Unit... more
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01/14/20

Rational Zeros of Function
find all the rational zeros of these functionsx3 - 10x2 + 23x - 14x3 + 6x2 + 9x + 4
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12/25/19

Trig Problem Please Help
A car travels in the direction of 135°. What is its compass heading?(In Degrees)When I did the problem, I got 315°. Is that correct?
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12/15/19

What is the slope of a line passing through points (-7,5) and (5,-3)?
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12/06/19

Algebra Problem:
Simplify: (3√12√12)(A) 12(2/3)(B) 2(32/3)(C) 2√3(D) (2/3√12)(E) none of theseFor this I got (C) 2√3, is this correct?
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12/02/19

Comparing Functions
Congratulations! You have just been offered a part time work/study job for all four years of college. They will pay you a starting salary of $6000 with a raise of $200 per year. Type L if the... more
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11/27/19

Expected Value- Probability
A company estimates that 1% of their products will fail after the original warranty within 2 years of the purchase, with a replacement cost of $500.If they want to offer a 2 year extended... more
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11/03/19

Probability of coins
If you flip 4 coins( at the same time ), write the sample space and answer the following questions:a. What is the probability of all 4 coins landing on heads?b. What is the probability of at least... more
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10/26/19

Using the given information write the equation of parabolas:
a). the parabola has vertex at the origin and directrix x = −5.b). the parabola has focus (3, 0), and directrix y=3PLEASE HELP AND THANK YOU IF YOU DO!!
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10/19/19

Write both series as a summation in sigma notation.
a). 3+2+5/3+3/2b). 5+8+11+14+17+20PLEASE HELP ME AND THANK YOU IF YOU DO!!!!
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10/19/19

Using the information given below write the equation of the hyperbola:
a). The hyperbola has vertices (–2, 9) and (–2, 3) and foci (–2, 13) and (–2, –1).b). The transverse axis of the hyperbola lies on the line y=–3 and has length 6; the conjugate axis lies on the... more
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10/01/19

Emma pats $108 every six weeks for tennis lessons. What is the price per year for tennis lessons
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09/18/19

You purchase an item that has a 7% sales tax. Write an expression that represents the cost of the item in simplest terms. What is the coefficient? (decimal answer)
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07/13/19

Does the ``??`` operator use shortcircuiting?
Does the `??` operator in C# use shortcircuiting when evaluating? var result = myObject ?? ExpressionWithSideEffects(); When ``myObject`` is non-null, the result of... more
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07/11/19

solve the equation for the indicated variable.

B= 690y/h^2 for y
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07/09/19

(8,-7) (6,3) what is its standar and general form?
The center of the diameter of the circle are (8,-7) and (6,3)
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06/07/19

Write the equation of the line whose slope is undefined and passes through the point (-4,3).
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05/29/19

How can I get more exact decimal values in Python?
from math import sqrt a=1e-8 b=10 c=1e-8 x1 = ((-b)-sqrt((b**2)-(4*a*c)))/(2*a) x2 = ((-b)+sqrt((b**2)-(4*a*c)))/(2*a) print 'x1 = {}'.format(x1) print 'x2 = {}'.format(x2) ... more
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