How many terms are in the expression shown below? a2 - ab + 8b + b2

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How many terms are in the expression shown below? a2 - ab + 8b + b2 - 1 2 3 4 5

There are 5 terms in the expression a2 - ab + 8b + b2 - 1

jeifunk|Points 25511|

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Asked 6/17/2014 9:43:02 AM

Updated 6/17/2014 12:15:42 PM

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This answer has been confirmed as correct and helpful.

Edited by andrewpallarca [6/17/2014 12:15:41 PM], Confirmed by andrewpallarca [6/17/2014 12:15:42 PM]

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10q - 30 is equivalent to _____. 3(q - 10) 10(q - 30) 10(q - 3)

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Updated 6/17/2014 10:15:44 AM

1 Answer/Comment

alfred123

10q - 30 is equivalent to 10(q - 3)

Added 6/17/2014 10:15:44 AM

This answer has been confirmed as correct and helpful.

Confirmed by Andrew. [9/8/2016 12:26:06 PM]

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Question

Updated 6/21/2014 12:44:29 AM

2 Answers/Comments

yeswey

when x = 0,
7 + (-4x^2) = 7 - 4(0^2) = 7 - 0 = 7

Added 6/21/2014 12:38:19 AM

This answer has been confirmed as correct and helpful.

Confirmed by andrewpallarca [6/21/2014 12:43:00 AM]

andrewpallarca

yeswey, I removed the first wrong answer. The second answer is correct, so it should not be flagged.

Added 6/21/2014 12:44:29 AM

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Question

Updated 6/17/2014 10:21:25 AM

1 Answer/Comment

alfred123

8 - {x - (5 + x)}

= 8 - {x - 5 + x};

= 8 - {-5};

= 8 + 5;

= 13

Added 6/17/2014 10:21:25 AM

This answer has been confirmed as correct and helpful.

Confirmed by andrewpallarca [6/17/2014 10:30:02 AM]

Evaluate A2 for A = -4. -16 -8 8 16

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Expert Answered

Updated 6/17/2014 12:43:14 PM

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Evaluate 4x3 + 2 for x = -1. -62 -10 -6 -2

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Not Answered

Updated 6/17/2014 12:42:09 PM

1 Answer/Comment

andrewpallarca

14 - (-10) = 14 + 10 = 24