In Exercises 5–8, the graph of a quadratic function is given. Write the function’s equation, selecting from the following options: f ( x ) = x 2 + 2 x + 1 , g ( x ) = x 2 − 2 x + 1 , h ( x ) = x 2 − 1 , j ( x ) = − x 2 − 1.
In Exercises 5–8, the graph of a quadratic function is given. Write the function’s equation, selecting from the following options: f ( x ) = x 2 + 2 x + 1 , g ( x ) = x 2 − 2 x + 1 , h ( x ) = x 2 − 1 , j ( x ) = − x 2 − 1.
Solution Summary: The author explains that the quadratic function's standard form is f(x)=a2+bx+c. The vertex of the parabola in the graph is
Answer the number questions with the following answers
+/- 2 sqrt(2)
+/- i sqrt(6)
(-3 +/-3 i sqrt(3))/4
+/-1
+/- sqrt(6)
+/- 2/3 sqrt(3)
4
-3 +/- 3 i sqrt(3)
1
Matching 10 points
Factor and Solve
1)x3-216 0, x = {6,[B]}
2) 16x3 = 54 x-[3/2,[D]]
3)x4x2-42 0 x= [ +/-isqrt(7), [F] }
4)x+3-13-9x x=[+/-1.[H]]
5)x38x2+16x=0, x = {0,[K}}
6) 2x6-10x-48x2-0 x-[0, [M], +/-isqrt(3))
7) 3x+2x²-8 x = {+/-i sqrt(2), {Q}}
8) 5x³-3x²+32x=2x+18 x = {3/5, [S]}
[B]
[D]
[F]
[H]
[K]
[M]
[Q]
+/-2 sqrt(2)
+/- i sqrt(6)
(-3+/-3 i sqrt(3))/4
+/- 1
+/-sqrt(6)
+/- 2/3 sqrt(3)
4
-3 +/- 3 i sqrt(3)
[S]
The only problems I need help with ae the last 8 ones, Thanks
Chapter 8 Solutions
Intermediate Algebra for College Students (7th Edition)
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Interpreting Graphs of Quadratic Equations (GMAT/GRE/CAT/Bank PO/SSC CGL) | Don't Memorise; Author: Don't Memorise;https://www.youtube.com/watch?v=BHgewRcuoRM;License: Standard YouTube License, CC-BY
Solve a Trig Equation in Quadratic Form Using the Quadratic Formula (Cosine, 4 Solutions); Author: Mathispower4u;https://www.youtube.com/watch?v=N6jw_i74AVQ;License: Standard YouTube License, CC-BY