All Questions ⁺⁰230591 Questions

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Algebra

Pearl writes down seven consecutive integers, and adds them up. The sum of the integers is euqal to 15 times the largest of the seven integers. What is the smallest integer that Pearl wrote down?

Guest Nov 11, 2022

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100

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Physics problem

A truck, starting from rest, increases speed by uniformly accelerating at a rate of A. While it accelerates, the truck travels a distance D in T seconds. What distance will the truck travel in 3T seconds if all other conditions remain the same? read more ..

Guest Nov 11, 2022

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103

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help probability

In Ms. Q's deck of cards, every card is one of four colors (red, green, blue, and yellow), and is labeled with one of seven numbers (1, 2, 3, 4, 5, 6, and 7). Among all the cards of each color, there is exactly one card labeled with each number. The read more ..

Guest Nov 11, 2022

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107

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Function

Let F(x) be the real-valued function defined for all real x except for x = 1 and x = 2 and satisfying the functional equation
F(x) + F((2x - 3)/x) = x.
Find the function F(x) satisfying these conditions. Write F(x) as read more ..

Guest Nov 11, 2022

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162

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Find Angles of a Triangle given side lengths

The question is: The sides of a triangle are
Find all the angles of the triangle.

I've tried using the Law of Cosines in reverse on the triangles to try and find the angles, but I just get a huge mess. Trying to calculate read more ..

Guest Nov 11, 2022

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138

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system

Find an ordered pair (u,v) that solves the system
5u = -7 + 2v
3u = 5v - 25

Guest Nov 11, 2022

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104

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18x − 6y = –19 into slope-intercept form

Rewrite the following equation in slope-intercept form. 18x − 6y = –19 Write your answer using integers, proper fractions, and improper fractions in simplest form.

Guest Nov 11, 2022

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138

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idk

The state of Oregon has a population of 20 people per square mile. A county in Oregon measures 25 miles by 30 miles. What is the expected population of the county?

Guest Nov 11, 2022

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148

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Solve

Solve for x: (3x + 12)(x + 4) = (4x^2 + 8x + 8x^2)/(2x).

Guest Nov 11, 2022

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131

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math problem

Let a and b be real numbers such that a + b = 4 and a^4 + b^4 = 16.
(a) Find all possible values of ab
(b) Find all possible values of a + b
(c) Find all possible values of a and b

Guest Nov 11, 2022

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102

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Inequality

I own a large truck, and my neighbor owns four small trucks that are all identical. My truck can carry a load of at least 600 pounds more than each of her trucks, but no more than 1/8 of the total load her four trucks combined can carry. Based on these read more ..

Guest Nov 11, 2022

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170

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+16

Find the volume of waste in making the largest cylindrical iron rod from the square bar of iron 3 meters long whose diagonal is 15 cm.

Find the volume of waste in making the largest cylindrical iron rod from the square bar of iron 3 meters long whose diagonal is 15 cm.

KomptDerWinter Nov 11, 2022

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89

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help algebra

Consider the two expressions (6x^3 + 9x^2 + 4x + 7 - 17x^2 - 8x + 8)/(2x + 3 - 7x - 11) and 4x^2 - 7 + 1/(2x + 3 - 7x - 11)
a) Show that the two expressions represent equal numbers when x = 10
b) Explain why these two expressions do not represent read more ..

Guest Nov 11, 2022

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126

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+16

Lateral area and volume

A 300 cm long iron pipe with an inside diameter of 30 cm. The iron pipe is 1.2 cm thick. Find the lateral area and volume of iron in the pipe.

KomptDerWinter Nov 11, 2022

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112

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Find the absolute maximum and absolute minimum values of F on the given interval.

Find the absolute maximum and absolute minimum values of F on the given interval.
f(x) = x^4 − 2x^2+ 3,[−2,3]

Guest Nov 11, 2022

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140

4

2000 (1 + 0.012) *8

two thousand (one plus zero point zero one two) to the power of eight

Guest Nov 11, 2022

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165

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help math

N is a four-digit positive integer. Dividing N by 9 , the remainder is 5. Dividing N by 7, the remainder is 2. Dividing N by 5, the remainder is 4. What is the smallest possible value of N?

Guest Nov 11, 2022

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103

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plz help

Triangle ABC is a right triangle with angle BAC= 90 degrees and angle B > angle . Suppose AP is an altitude of the triangle, AQ is an angle bisector of the triangle, and AR is a median of the triangle, and angle PAQ = 18 read more ..

Guest Nov 11, 2022

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119

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plz help

(a) Grogg is ordering pizza from a local pizzeria, which offers ten different toppings: pepperoni, mushrooms, sausage, onion, olives, green peppers, pineapple, spinach, garlic, and hummus (an favorite). For any pizza, any combination of read more ..

Guest Nov 11, 2022

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142

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help hard geometry

Let ABC be a triangle, and let its angle bisectors be AD, BE, and CF, which intersect at I. If DI = 3, BD = 4, and BI = 8, then find the area of triangle ABC.

Guest Nov 11, 2022

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107

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plz help

Let's take a look at (x + y)^2 (x - y)^2 and (x^2 + y^2)(x^2 - y^2). While Beeker believes that these two expressions are equal for all real numbers x and y Clod believes they are not! Let's get to the bottom of this!
a) Evaluate (x + y)^2 (x - read more ..

Guest Nov 11, 2022

Nov 10, 2022

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128

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Easy Please Help

Let point A be (2,7) and point B be (-6, -3). What point is on the segment connecting A and B such that the distance from the point to B is 4 times the distance from the point to A?

Guest Nov 10, 2022

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126

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Algebra

The real numbers x,y and z satisfy the equations x+2y+3z=950 and 3x+2y =1450 and y + 3z = 500. What is the average of x, y and z?

Guest Nov 10, 2022

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