3 years ago

When a quadratic equation has a repeated solution?

1 answer:

5 0

hello : <span>
<span>the discriminat of each quadratic equation : ax²+bx+c=0 ....(a ≠ 0) is :
Δ = b² -4ac
</span>
if: Δ = 0 : : x1 =x2 = -b/2a </span> (has a repeated solution)

You might be interested in

Given the triangle below, which of the following is a correct statement?

EleoNora [17]

ANSWER

(A)csc angle C equals 3 over 2

EXPLANATION

The cosecant is hypotenuse over opposite.

$\csc(C) = \frac{6}{4}$

$\csc(C) = \frac{3}{2}$

$\csc(B) = \frac{6}{5}$

The secant is the hypotenuse over adjacent.

$\sec(C)=\frac{6}{5}$

$\sec(B) = \frac{6}{4}$

$\sec(B) = \frac{3}{2}$

The only correct choice is A

5 0

3 years ago

Read 2 more answers

The base edge of an oblique square pyramid is represented as x cm. If the height is 9cm, what is the volume of the pyramid in te

Tom [10]

A is correct:

Let volume v, length l, and h height.

v= (l²h)/3

v=(x²9)/3

v=3x²

5 0

3 years ago

Read 2 more answers

What is 3.2Kg given to nearest 100g

vova2212 [387]

3.2x1000=3200
And that's your answer: 3200

Hope this helps :)

5 0

3 years ago

How far is 75% of a 2000 km trip

11Alexandr11 [23.1K]

2000 * 0.75 = 1,500 km

4 0

2 years ago

Read 2 more answers

Which ordered pair is a solution of the equation?

aleksley [76]

Answer:

Step-by-step explanation:

try all of them

7 0

3 years ago