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if f (x)=2x square -7x+3 find: f(2) f(-3)
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Asked 6/29/2009 9:34:16 PM
Updated 8/16/2024 7:22:03 AM
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User: if f (x)=2x square -7x+3 find: f(2) f(-3)

Weegy: One moment please



User: show work please

Question
Asked 6/29/2009 9:34:16 PM
Updated 8/16/2024 7:22:03 AM
1 Answer/Comment
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Solution:
f(2) = 2(2)^2 - 7(2) + 3
= 2 × 4 - 14 + 3
= 8 - 14 + 3
= -3
f(-3) = 2(-3)^2 - 7(-3) + 3
= 2 × 9 + 21 + 3
= 18 + 21 + 3
= 42

So, ( f(2) = -3 ) and ( f(-3) = 42 ).
Added 8/16/2024 7:22:00 AM
This answer has been confirmed as correct and helpful.
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Questions asked by the same visitor
hello could you show the work please
Weegy: Please give me the equation User: if f (x)=2x square -7x+3 find: f(2) f(-3) please show how you got the answer Weegy: INPUT THE NUMBERS like for f(2) you would put 2(2)^2-7(2)+3= the answer User: if f (x)=2x square -7x+3 find: f(2) f(-3) show work please Weegy: INPUT THE NUMBERS like for f(2) you would put 2(2)^2-7(2)+3=5. Do the math. That is how you will show your work. User: solve 2x square -3x-2=0 using the quadratic formula show work please (More)
Question
Expert Answered
Updated 8/16/2024 9:53:13 AM
2 Answers/Comments
Solution:
f(2) = 2(2)^2 - 7(2) + 3
= 2 × 4 - 14 + 3
= 8 - 14 + 3
= -3
f(-3) = 2(-3)^2 - 7(-3) + 3
= 2 × 9 + 21 + 3
= 18 + 21 + 3
= 42

So, ( f(2) = -3 ) and ( f(-3) = 42 ).
Added 8/16/2024 9:51:52 AM
This answer has been confirmed as correct and helpful.
The quadratic equation (2x^2 - 3x - 2 = 0) is solved using the quadratic formula, resulting in the roots (x = 2) and (x = -{1}/{2}).
Added 8/16/2024 9:53:10 AM
This answer has been confirmed as correct and helpful.
without solving the equation or factoring determine the solutions to th equation x square +4x+5=0 show work please
Weegy: There is no solution or solution is undefined User: what are the coordinates of vertex in (x,y) form show work please (More)
Question
Expert Answered
Updated 17 days ago|11/24/2025 12:30:05 PM
1 Answer/Comment
Given quadratic: x^2 + 4x + 5 = 0
Find the x-coordinate of the vertex
x = -b / (2a)
a = 1, b = 4
x = -4 / (2 × 1) = -2
Find the y-coordinate of the vertex
y = (-2)^2 + 4(-2) + 5
y = 4 - 8 + 5
y = 1
Vertex coordinates
Vertex = (-2, 1)
Added 17 days ago|11/24/2025 12:30:05 PM
This answer has been confirmed as correct and helpful.
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