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WorksheetsMathematics Quiz
Total questions: 14
Worksheet time: 32mins
for f(x) = 2x2 + 8x - 3. Find the y-intercept (a) , the equation of the axis of symmetry (b) , and the x-coordinate of the vertex (c) .
Then graph the function for f(x) = 2x2 + 8x - 3 by making a table of values.
For which equation is the axis of symmetry x = 5?
A. f(x) = x2 - 5x + 3
B. f(x) = x2 - 10x + 7
C. f(x) = x2 + 10x - 3
D. f(x) = x2 + 5x + 2
Determine whether f(x) = 5 - x2 + 2x has a maximum or a minimum value. Then find this maximum or minimum value and state the domain and range of the function.
Use a quadratic equation to find two real numbers that satisfy each situation, or show that no such numbers exist. Their sum is 15, and their product is 36.
Using the graph of the function f(x) = x2 + 6x - 7, what are the solutions to the equation x2 + 6x - 7 = 0?
A. 1, 6
B. 1, -6
C. -1, 7
D. 1, -7
Simplify −81
(a)
Simplify i37
(a)
Simplify (15 - 3i) - (4 - 12i)
Simplify 2+5i3 −i
The impedance in one part of a series circuit is 3 + 4j ohms and the impedance in another part of the circuit is 6 - 7j ohms. Add these complex numbers to find the total impedance in the circuit.
*include ohms at the end of your answer*
Solve the equation by factoring. 3x2 + 7x + 2 = 0.
Solve this equation by factoring. x2 + 100 = 0.
(Remember to use ± in your answer)
Solve each equation by factoring. 5x2 + 180 = 0.
(Remember to use ± in your answer)
