The radius of a circle is 2 units.
What is the diameter of the circle?

The diameter is 4 units

Step-by-step explanation:

To fins the diameter of a circle; all you have to do is multiply the given radius by 2.

2 x 2 = 4

1 3 5

step-by-step explanation:

i took the test: )

"standard form:

3x2 + 14x − 10 = 0

solutions based on quadratic formula:

x1   = −14 − √ 142 − 4×3×(−10) /   2×3   = −14 − 2 × √ 79 /   6   ≈ −5.296

x2   = −14 + √ 142 − 4×3×(−10) /   2×3   = −14 + 2 × √ 79 /   6   ≈ 0.629