04/04/23

i need your help with homework

There is a fundraiser for your club. Sara sold 7 boxes of cookies and 10 fruit baskets and brought in $220. Greg sold 20 boxes of cookies and 40 fruit baskets and brought in $800. How much did one... more
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04/04/23

Given that sin(a) = 3/4 and cos(b) = − 1/5 , with a and b both in the interval (𝜋 2 , 𝜋) , find the exact values of sin(a + b) and cos(a − b).
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04/02/23

How to find f' for f(x) = sin x/ cos x?
Would it be tan x, 1/cos^2 x, or -cos x/sin x?
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04/01/23

P(x) = x^4 + x^3 + x^2 + x + 11
Use Descartes' Rule of Signs to determine how many positive and how many negative real zeros the polynomial can have. Then determine the possible total number of real zeros. (Enter your answers as... more
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04/01/23

Difficulty getting started
Hello,I have sent messages to several tutors, but when I check my dashboard, it says I haven't contacted any yet. Am I doing something wrong?
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03/31/23

I'm not sure about this one. I don't know the width to length ratio, so how do I do this? It just says that the length is more than 2 inches long. By how much?
556.A rectangle is 2 inches wide, and more than 2 inches long. It so happens that this rectangle can be divided, by a single cut, into a 2-inch square and a small rectangle that has exactly the... more
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03/31/23

ALEKS chapter 9 trig Act
A ladder leans against the side of a house The top of the ladder is 24 ft from the ground The bottom of the ladder is 10 ft from the side of the house find the length of the ladder
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03/31/23

What is the radius of a sphere with a volume of 62770 m 3 , 62770 m 3 , to the nearest tenth of a meter?
how
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03/31/23

The hypotenuse of a right triangle is three times the length of one of the legs.
The length of the other leg is 128‾‾‾‾√128 feet. Find the lengths of the leg and hypotenuse.
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03/31/23

What is the equation of the line that passes through the point ( 2 , − 3 ) (2,−3) and has a slope of 2?
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03/31/23

What is the equation of the line that passes through the point ( 2 , − 3 ) (2,−3) and has a slope of 2?
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03/29/23

What’s is the width of the rectangle

The rectangle has an area of9k2+36k- 21kn-84nsquare meters and aLength of 9K-2In meters, What expression represents, the width of the rectangle width =meters
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03/29/23

You start at (5, 4). You move up 5 units. Where do you end?
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03/29/23

the polynomial of degree 4 p(x) has a root of multiplicity 2 at x=4 and roots of multiplicity 1 at x=0 and x=-2. It goes through the point (5,21)
the polynomial of degree 4 p(x) has a root of multiplicity 2 at x=4 and roots of multiplicity 1 at x=0 and x=-2. It goes through the point (5,21)
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03/29/23

PRECALC QUESTION
A chemist needs to create a 30% HCl solution. (HCl is hydrochloric acid. A "30% HCl solution" contains 30% HCl and the other 70% is water.)How much of a 90% HCl solution must be mixed with 45 ml of... more
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03/29/23

PRE CALC QUESTION
Jane can sand and refinish the hardwood floor in a certain room in 19 hours. Together with her co-worker, Alex, they can sand and refinish this room's floor in 12 hours. How many hours would it... more
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03/28/23

precalc question
"Mr Plow" is a small snow plowing company with two employees, Homer and Barney. When both are driving their snow plows, they can finish plowing the driveways and parking lots of all their customers... more
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03/27/23

Find the volume of a right circular cone that has a height of 12.4 in and a base with a diameter of 15.6 in. Round your answer to the nearest tenth of a cubic inch.
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03/27/23

Use synthetic division and the Remainder Theorem to evaluate P(c).
P(x) = 2x7 + 3x2 + 2,    c = −1P(−1) = 
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03/27/23

P(x) = x^4 − x^3 + 8x + 3, D(x) = x^2 + 7
Two polynomials P and D are given. Use either synthetic or long division to divide P(x) by D(x), and express P in the form P(x) = D(x) · Q(x) + R(x).P(x) =
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03/27/23

How do I find the original equation or derivative?
Find f. (Use C for the constant of the first antiderivative and D for the constant of the second antiderivative.) f ''(x) = 28x3 − 18x2 + 8x
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03/26/23

P(x) = x^4 − 5x^3 + 6x^2 + 4x − 8
 Find all the real zeros of P. (Enter your answers as a comma-separated list. Enter all answers including repetitions.)P(x) = x^4 − 5x^3 + 6x^2 + 4x − 8x =
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03/26/23

geometry (please explain)
Triangle ABC and triangle DEF are shown on the coordinate plane.Which statement correctly names the congruent triangles and justifies the reason for congruence? ΔABC ≅ ΔEFD by HL ΔABC ≅ ΔDEF by... more
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03/25/23

How do I do this?
524.Suppose that ABCD is a trapezoid, with AB parallel to CD. Let M and N be the midpoints of DA and BC, respectively. What can be said about segment MN? Explain.
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03/25/23

A bowl is shaped like a hemisphere with diameter 30 cm. A ball with diameter 10 cm is placed in the bowl and water is poured into the bowl to a depth of h centimeters.

(a) Find the volume (in cubic centimeters) of water in the bowl if the ball is not completely submerged (0≤h≤10) . Volume = cubic centimeters (b) Find the volume (in cubic centimeters) of water... more
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