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Mila [183]
4 years ago
13

If the discriminant of a quadratic equation is 4, which statement describes the roots?

Mathematics
2 answers:
Dahasolnce [82]4 years ago
8 0

Answer: There are two real roots

Step-by-step explanation: Terms in this set (6) If the discriminant of a quadratic equation is 4, which statement describes the roots? B. There are two real roots.

Olegator [25]4 years ago
4 0

Answer:

B. There are two real roots.

Step-by-step explanation:

Edge 2020

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Please help need answer
kirza4 [7]

Answer:

12,215 ft³

Step-by-step explanation:

The formula for the volume of a cone is:

V = (1/3)(area of base)(height).

Here the height is 9 ft and the diameter of the (round) base is 12 ft.

First we need to determine the area of the base.  

If the diameter is 12 ft, then the radius is half that, or r = 6 ft.  The area of the base is then A = πr², which in this problem is A = π(6 ft)² = π (36 ft²).  Using 3.14 to approximate π, we get A = 4071.5 ft², which we will round u p to A = 4012 ft².

As before, the volume of this statue is V = (1/3)(area of base)(height), which here comes out to:

V = (1/3)(4072 ft²)(9 ft) = 12,215 ft³ (where I have rounded up to the nearest unit).

5 0
3 years ago
.......................................................
faltersainse [42]
..................................
7 0
3 years ago
Hey um i really need help i tried to do it but i couldn't do it
kenny6666 [7]

Answer:

ok i dnt know but

Step-by-step explanation:

go to        https://mathsolver.microsoft.com/en/solve-problem/2%20%60left(%20y-3%20%60cdot%20%204%20%20%60right)                if it dnt work try a calculator

7 0
3 years ago
√13 • 3 √13
valentinak56 [21]
If a squareroot is multiplied by the same (like your example) it turns the number in squareroot as natural number.

squareroot 13 • 3 squareroot 13 = 13•3= 39

Hope it helps!
#MissionExam001
6 0
3 years ago
Simplify the expression x^5 • x^7
iragen [17]

Answer:

\Huge\boxed{\mathsf{\Rightarrow X^1^2}}

Step-by-step explanation:

<h3><u>TO SOLVE:</u></h3>

With exponent rule.

<h3><u>SOLUTIONS:</u></h3>

First, use exponent rule.

<u><em>EXPONENT RULE:</em></u>

<u><em /></u>

\displaystyle \mathsf{\Rightarrow A^B*A^C=A^B^+^C}}

\displaystyle \mathsf{X^5^+^7}}

Solve.

Add the numbers from left to right.

\displaystyle \mathsf{7+5=\boxed{\mathsf{\Rightarrow 12}}}}

\Rightarrow \Large \boxed{\mathsf{X^1^2}}}

So, the final answer is x¹².

7 0
3 years ago
Read 2 more answers
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