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What are the zeroes of x² - 9? | StemPy Lab
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What are the zeroes of x² - 9?
Mathematics
Easy
High School (9–10)
General
Algebra › Polynomials
Created by
StemPy Lab
What are the zeroes of
x
2
−
9
x^2 - 9
x
2
−
9
?
0
0
0
and
9
9
9
3
3
3
only
9
9
9
and
−
9
-9
−
9
3
3
3
and
−
3
-3
−
3
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Multiply out (x + 2)(x - 5). Which number ends up in front of x? →
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Algebra › Polynomials
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Problems on this topic
Show that x + 3 is a factor of x³ + 4x² + 5x + 6, and find the other factor.
Medium
Find the value of k for which x - 2 is a factor of kx² - 5x + 2.
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Use the factor theorem to decide each one.
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When x³ + kx² - 3x + 2 is divided by x - 2, the remainder is 24. Find k.
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Created by StemPy LabCreated by StemPy Lab