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Q1-MATH9

Quiz by DON UZIEL ANGELES

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Q 1/50
Score 0
What is the formula in getting the discriminant?
29
$b^2-4ac$
$ax^2+bx+c=0$
$c/a$
$-b/a$

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50 questions

Show answers

Q1
What is the formula in getting the discriminant?
$b^2-4ac$
$ax^2+bx+c=0$
$c/a$
$-b/a$
30s
Q2
Aside from 1 and 6, what are the other factors of 6?
5 and 1
2 and 3
4 and 2
3 and 3
30s
Q3
When the discriminant is zero, what is the nature of roots?
real and equal
rational but not equal
no real roots
irrational and not equal
30s
Q4
We use zero product property in _________ to get the solution.
completing the square
using the quadratic formula
extracting square roots
factoring
30s
Q5
30s
Q6
30s
Q7
30s
Q8
30s
Q9
30s
Q10
It divides the graph of quadratic function into two parts such that one-half of the graph is a reflection of the other half.
axis of symmetry
vertex
domain
range
30s
Q11
30s
Q12
Which of the following is a quadratic equation?
$2x^2-7x\ge3$
$2r^2+4r-1=0$
$3t-7=12$
$s^3+5s-14=0$
30s
Q13
30s
Q14
Which of the following represents a quadratic function?
$y=2^x+2$
$y=3x^3+y-2x$
$y=2x-10$
$y=x^2+2$
30s
Q15
What is the square root of 169?
_{+23, -23}
_{+12, -12}
+13, -13
_{14, -14}
30s

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