10/08/20

How many ways can a club of 20 members elect a president, vice president, secretary, and treasurer? Is this problem a permutation or combination? How do you know?
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10/08/20

If the diagonals of a parallelogram are perpendicular, what can you conclude about the parallelogram?

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10/08/20

Is The Line Through P(10, -9) and Q(12, -15) Perpendicular to The Line Through Points R(-8, 9) and S(-14, 7)? Explain.
If possible, please check out my other questions (geometry) THANK YOU SO MUCH!!!!
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10/08/20

Trigonometry Identities
Is -tanx simpler than -sinx/cosx? Or do i leave my simplified answer as -sinx/cosx instead of changing it to -tanx?
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10/08/20

Write an equation in point-slope form of the line through point J(-5,6) with slope -4.
IF possible, please check out my other questions. Thank you so much! :)
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10/08/20

The length of a rectangle is 2 inches longer than it’s worth if the perimeter of the rectangle is 48 inches find its length and width
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10/08/20

If f(x)=x^2-2x+3 then find f(-3)
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10/08/20

Precalculus question
From the given equation of a parabola x2- 2x - 4y + 32 = 0 , Find the following Coordinates of the vertex Coordinates of the focus Equation of the Latus rectum I find it hard to understand when... more
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10/07/20

Quadratic Functions
NASA launches a rocket at t=0 seconds. Its height, in meters above sea-level, as a function of time is given by h(t)=−4.9t2+289t+283.Assuming that the rocket will splash down into the ocean, at... more
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10/07/20

exponential models

The count in a bacteria culture was 500 after 20 minutes and 1100 after 30 minutes. Assuming the count grows exponentially,What was the initial size of the culture?   Find the doubling... more
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10/06/20

Which point would be a solution to the system of linear inequalities shown below?

y<−35​x+1 y>3x+6Answer choices- (3, 2) (0, -4) (3, 5) (-6, -10)
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10/06/20

Find the sum of a, b, c, and d...
3x3 - 8x2 -33x - 19 / x+2 = ax2 + bx + c + d/x+2the sum of a, b, c, and d is ___Please help I’m so confused. Thank you :)
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10/06/20

I really need someone to explain this to me and help me solve it
Write the equation of the line with an undefined slope through the point (-8, 11)
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10/06/20

If $3500 is invested at an interest rate of 8.25% per year, compounded continuously, find the value of the investment after the given number of years. (Round your answers to the nearest cent.)
If $3500 is invested at an interest rate of 8.25% per year, compounded continuously, find the value of the investment after the given number of years. (Round your answers to the nearest cent.) (a)... more
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10/06/20

Let f(x)=x. Write a function g whose graph is a translation 3 units down followed by a reflection in the y-axis of the graph of f.

G(x)=that is the beginning of answer every time I look it says f(x) and that’s not right so whatever the answer if has to have that in front
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10/06/20

Find the exact value of the expression whenever it is defined. (If an answer is undefined, enter UNDEFINED.)
a.) sin-1 (√2⁄2)
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10/06/20

What is the location of the center and the radius of a circle whose general equation is x^2+y^2+16x-36=0 ?

What is the location of the center and the radius of a circle whose general equation is x2 + y2 + 16x - 36 = 0 ?
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10/06/20

Describe how to transform the graph of the function g(x)=-f(2x-5)+3 to obtain the graph of g.
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10/05/20

Determine the net change and average rate of change between the values of the variable
A function is given g(x)=7/x ; x=1, x=a(a) Determine the net change between the given values of the variable.(b) Determine the average rate of change between the given values of the variable.
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10/03/20

let f(x)= (x+9)^2
Give the largest domain on which f is one-to-one and non-decreasing. _____Give the range of f _____ Find the inverse of f restricted to the domain above. f^−1(x)= _____Give the domain of f^−1... more
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10/03/20

Exponential Modelling Question
A CT scan shows that the patient has a 3 cm tumor. After 25 days, the size of the tumor has has increased to 5.9 cm. What is the growth rate?b = Answer (round to the nearest hundredth)Percentage... more
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10/02/20

solve the literal equation for h and y
628=π10^2h 2x+5y=3y+8 i can't figure this out because it confuses me. Can you help me? I have to have at least 30 characters to submit this question so im just typing alot of stuff.
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10/02/20

Write the equation of the parabola in vertex form. vertex (1,1), point (2,-4)
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10/02/20

Math Problem. Please Help
A pebble falls in a pond and the ripples spread out in a circular pattern. If one circular ripplespreads out such that the radius grows by 3 feet/second, how fast is the circle’s area... more
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10/02/20

Math Problem. Please Help
A right triangle has three sides a, b, and hypotenuse c. Side a increases in length by 5cm/sec and b decreases in length by 2 cm/sec. When a is 6cm and b is 8cm, what is the rateof change of the... more
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