Mathematics
The roots of the quadratic equation 3x2 = 6x is:
0
2
0 and 2
0 and 6
Quadratic Equations
1 Like
Answer
⇒ 3x2 = 6x
⇒ 3x2 - 6x = 0
⇒ 3x(x - 2) = 0 [Using Zero-product rule]
⇒ 3x = 0 or (x - 2) = 0
⇒ x = 0 or x = 2.
Hence, option 3 is the correct option.
Answered By
3 Likes
Related Questions
If 2x - 15 > 4x + 9, then:
x < -12
x < 12
x > −12
x > 12
Assertion (A): If the length of shadow of a person is equal to his height, then the angle of elevation of the sun is 45°.
Statement 2: For any right-angled triangle, tan θ =
(A) is true, (R) is false.
(A) is false, (R) is true.
Both (A) and (R) are true, and (R) is the correct reason for (A).
Both (A) and (R) are true, and (R) is the incorrect reason for (A).
The locus of a toy bird fixed at the tip of one of the blades of a rotating ceiling fan is a:
straight line
circle
semi-circular arc
diameter of the circle so formed
Percentage return on ₹100, 12% share of a company bought at 4% discount is:
10%
12%
12.5%
16%