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Evaluate the following expression using the values given: Find x3 - 2y2 - 3x3 + z4 if x = 3, y = 5, and z = -3. (1 point) -185 -77 -23 85
x3 - 2y2 - 3x3 + z4; = 3^3 - 2(5)^2 - 3(3)^3 + (-3)^4; = 27 - 50 - 81 + 81; = -23;
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Asked 1/26/2015 12:54:41 PM
Updated 1/26/2015 2:03:58 PM
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x3 - 2y2 - 3x3 + z4;
= 3^3 - 2(5)^2 - 3(3)^3 + (-3)^4;
= 27 - 50 - 81 + 81;
= -23;
Added 1/26/2015 2:03:58 PM
This answer has been confirmed as correct and helpful.
Confirmed by sujaysen [1/26/2015 2:08:23 PM]
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Questions asked by the same visitor
x^3 - 2y^2 - 3x^3 + z^4 if x = 3, y = 5, and z = -3.
Question
Updated 1/27/2015 3:27:54 AM
1 Answer/Comment
x^3 - 2y^2 - 3x^3 + z^4 if x = 3, y = 5, and z = -3.

3^3 - 2(5)^2 - 3(3)^3 + (-3)^4;

= 27 - 2(25) - 3(27) + 81;

= 27 - 50 - 81 + 81;

= -23
Added 1/27/2015 3:20:36 AM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [1/27/2015 3:22:59 AM]
Solve for x: 2x + 4 > 8: x 6 x 2
Question
Updated 260 days ago|6/1/2018 5:26:39 PM
1 Answer/Comment
2x + 4 > 8 ;
2x > 8 - 4 ;
2x > 4 ;
x > 4/2 ;
x > 2
Added 260 days ago|6/1/2018 5:26:39 PM
This answer has been confirmed as correct and helpful.
Solve for x: 4 (x + 2)
Weegy: What is the equation please? (More)
Question
Updated 1/30/2015 8:40:06 AM
1 Answer/Comment
4 (x + 2) < 3(x + 4)
4x + 8 < 3x + 12
4x - 3x < 12 - 8
x < 4
Added 1/30/2015 8:40:06 AM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [1/30/2015 10:04:31 AM]
Solve for x: 4 (x + 2) 7 x 9
Question
Updated 1/28/2015 7:07:33 PM
1 Answer/Comment
4 (x + 2) < 3(x + 4)
4x + 8 < 3x + 12
4x - 3x < 12 - 8
x < 4
Added 1/28/2015 7:07:33 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [1/29/2015 3:39:09 AM]
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