Find the product of (5a - 7)(2a - 1)?

(5a - 7)(2a - 1) = 10a^2 - 5a - 14a + 7 = 10^2 - 19a + 7

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Asked 6/10/2013 8:54:47 AM

Updated 170 days ago|1/28/2018 7:24:33 AM

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Edited by Masamune [1/28/2018 7:24:32 AM]

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(5a - 7)(2a - 1)

= 10a^2 - 5a - 14a + 7

= 10^2 - 19a + 7

= 10a^2 - 5a - 14a + 7

= 10^2 - 19a + 7

Added 170 days ago|1/28/2018 7:24:33 AM

This answer has been confirmed as correct and helpful.

The equation of the circle whose center is at (2, 1) and radius is 3 is
**Weegy:** First know the equation of a circle. (x-h)^2 + (y-k)^2 = r^2. Now it becomes easy. You plug in 5 for x and 6 for y. You plug in 3 for r. That will be your equation. (5-h)^2 + (6-k)^2 = 9. (More)

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Updated 7/3/2014 8:38:35 PM

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2 Answers/Comments

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**Weegy:** (x + 2)2 + (y - 4)2 = 49 **User:**
The foci are located at
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Updated 7/3/2014 8:41:11 PM

1 Answer/Comment

Write the equation of the given circle.
center (1, -5)
radius of 10

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Updated 7/3/2014 8:34:36 PM

1 Answer/Comment

Identify the following equation as that of a line, a circle, an ellipse, a parabola, or a hyperbola.
x + y = 5
line
circle
ellipse
parabola
hyperbola User:
x + y = 5
line
circle
ellipse
parabola
hyperbola

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Expert Answered

Updated 7/3/2014 8:27:35 PM

1 Answer/Comment

x + y = 5 is a line.

Added 7/3/2014 8:27:35 PM

This answer has been confirmed as correct and helpful.

Confirmed by andrewpallarca [7/4/2014 5:04:47 PM]

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