Answer:
√26 ≈ 5.1 units
Step-by-step explanation:
√(x₂ - x₁)² + (y₂ - y₁)²
√(3/2 - 5/2)² + (8 - 3)²
√(-1)² + (5)²
√1 + 25
√26
Poin slope form is
y-y1=m(x-1)
the answer is A
Two hours earlier than the appointment start time, so he should get up at 6:45am, at latest.
Answer:
The Pythagorean theorem is used any time we have a right triangle, we know the length of two sides, and we want to find the third side.
Step-by-step explanation:
The Pythagorean theorem states A squared + B squared = C squared.
Answer:
Step-by-step explanation:
The easiest way to determine the answer to your question is to evaluate the
discriminant
For a quadratic in the form:
y
=
a
x
2
+
b
x
+
c
the
discriminant
) is equal to
b
2
−
4
a
c
For your example
4
x
2
+
8
x
+
3
=
0
The
discriminant
is
Δ
=
8
2
−
4
(
4
)
(
3
)
2
(
4
)
