What are the roots of y = x2 – 3x - 10?
0 -3 and -10
0-2 and 5
2 and -5
3 and 10
1 answer:
Answer:
roots: -2 and 5
Step-by-step explanation:
What are the roots of y = x2 – 3x - 10?
we see...
factor -10 .... using the X-method.
-10 = 2 * -5
where 2 + -5 = -3
so
y = (x +2)(x - 5)
roots are -2 and 5
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