All Questions ⁺⁰237665 Questions

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700

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Please help! Due on Thursday!

1)A palindrome is a positive integer that is the same when reading forwards or backward. For example, 7 is a palindrome, as are 121 and 7739377. Determine the number of palindromes with 7 digits.

2)How many 4-digit read more ..

FBIOPENUP Apr 28, 2020

0

1115

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math

Let A be the vertex of the graph of the equation y=x^2 - 2x + 3 . Let B be the vertex of the graph of the equation y=x^2 + 4x + 10 . What is the distance between A and B?

daddypig Apr 28, 2020

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708

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+96

math help

Find the equation whose graph is a parabola with vertex $(2,4)$, vertical axis of symmetry, and contains the point $(1,1)$. Express your answer in the form "$ax^2+bx+c$".

daddypig Apr 28, 2020

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1941

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On a circle of radius 8 feet, what angle would subtend an arc of length 6 feet?

On a circle of radius 8 feet, what angle would subtend an arc of length 6 feet?

off-topic

Guest Apr 28, 2020

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555

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Help please! I don't understand this.

Suppose is a positive integer such that has exactly 9 positive divisors.
What is ?

Guest Apr 28, 2020

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1313

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help

Cody and Tyler were once the same height. Since then, Tyler's height has increased by 20%, while Cody has grown half as much. If Tyler is 4 feet tall now, how many inches tall is Cody now?

Guest Apr 28, 2020

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607

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help

Find the measure of the arc or angle indicated- Geometry! Please explain how to do it!!

Guest Apr 28, 2020

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569

2

is this correct with choices

am i correct with choices
https://prnt.sc/s6nkm3
choices for the first one is diverges/converges
and the second one
https://prnt.sc/s72vlh

Guest Apr 28, 2020

+1

1050

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help

For what real value of b is the expression minimized?

Guest Apr 28, 2020

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617

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help

Suppose that the marginal cost for a product is MC = 60sqrt(x+1) and its fixed cost is $340. If the marginal revenue for the product is MR=80x, find the profit or loss from production and sale of (a) 3 units. (b) 8 units.

Guest Apr 28, 2020

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594

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help

What's the missing angle of x

Guest Apr 28, 2020

Apr 27, 2020

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1003

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Pythagoras Fire Truck

A building is on fire and he fire department is called. They need to evauate people from the third floor and the second floor windows with the extension ladder attached to the back of the truck. The base of the ladder is 2m above the ground. The fully read more ..

Guest Apr 27, 2020

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565

3

help please if you are nice :)

The roots of the quadratic $x^2+8x+4$ are the same as the roots of the quadratic $Ax^2+Bx+1$. What is $A+B$?

Guest Apr 27, 2020

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1252

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help

The equation of the circle that passes through (-1,6) and which has a center at (2,3) can be written as x^2 + y^2 + Ax + By + C = 0. Find A times B times C.

Guest Apr 27, 2020

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691

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+73

Help pls

Compute the sum $$\frac{2}{1 \cdot 2 \cdot 3} + \frac{2}{2 \cdot 3 \cdot 4} + \frac{2}{3 \cdot 4 \cdot 5} + \cdots$$

Hi121529 Apr 27, 2020

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546

1

help

A ball travels on a parabolic path in which the height (in feet) is given by the expression -25t^2+75t+24, where t is the time after launch. At what time is the height of the ball at its maximum?

Guest Apr 27, 2020

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582

1

A square is 16 ft by 16 ft. There is a semicricle on three sides of the square. Find the area of the described figure

A square is 16 ft by 16 ft. There is a semicricle on three sides of the square. Find the area of the described figure

Guest Apr 27, 2020

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