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34kurt
3 years ago
5

What can you say about the discriminant of quadratic equations whose roots are irrational?

Mathematics
1 answer:
Schach [20]3 years ago
8 0
If the roots are irrational the discriminants arent a perfect squre
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(7-15-3+5-7)×1 step by step​
Tresset [83]

Answer:

-13

Step-by-step explanation:

(7−15−3+5−7)⋅1

Subtract 15 from 7 to get −8.

(−8−3+5−7)×1

Subtract 3 from −8 to get −11.

(−11+5−7)×1

Add −11 and 5 to get −6.

(−6−7)×1

Subtract 7 from −6 to get −13.

−13

6 0
2 years ago
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What is the VERTEX of the quadratic y = 2
RSB [31]

Answer:

The vertex is ( -4,1)

Step-by-step explanation:

The equation for a parabola can be written as

y = a( x-h)^2 +k  where ( h,k) is the vertex

y = 2 (x + 4)² + 1

Rewriting

y = 2 (x -  -4)² + 1

The vertex is ( -4,1)

4 0
3 years ago
Read 2 more answers
Guys help me please.<br> How to solve it?
pentagon [3]
I don’t have a calculator right now but a triangle always adds up to 180 degrees so yeah
7 0
3 years ago
Read 2 more answers
(-7)(-5)= __ a0<br>solve the equation​
tatuchka [14]

Answer:

-7 x -5 = 35

Step-by-step explanation:

When you multiply two numbers with the same sign they will always equal positive.

Hope this helped :)

4 0
2 years ago
Provide a real life algebra situation that has one solution (i.e. 3x = 6)
Sholpan [36]
3(x)=6
3(2)=6
which says 6=6
7 0
3 years ago
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