charityclark1141
11.06.2021 •
Mathematics
Which statement about the equation below is true? x2 − 8x + 15 = 0
A. One root is less than zero, and the other root is greater than zero.
B. One root is zero, and the other root is greater than zero.
C. The sum of the roots is 15.
D. Both roots are greater than zero.
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Ответ:
both roots are greater than zero
Step-by-step explanation:
If this is factored, you can find the roots.
(x-3)(x-5)=0
Set each factor equal to zero and solve.
x-3=0
x=3
Ответ:
the answer of 8÷30 is 0.266