The graph intersect the x-axis in points where x = 0
In this case:
3 x^2 - 10 =0
Add 10 to both sides
3 x^2 = 10
x^2 = 10 / 3
x = ± ✓( 10 / 3)
How many times will the graph of y=3x^2-10 intersect the x-axis?
A. 0
B. 1
C. 2
D. 3
Idk plz help :(
3 answers
Answer C
Two times.
Two times.
the discriminant is positive, so two roots