3 years ago

I need help with this question.

Mathematics

1 answer:

Nataly_w [17]3 years ago

5 0

Answer:

Plot 2 2/5 at the 4th tick mark past 2

Plot 1 7/10 at the 7th tick mark past 1

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Easy question pls help

gavmur [86]

Answer:

They are congruent

Step-by-step explanation:

Vertical angels always congruent

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3 years ago

Select all the rational numbers.

Otrada [13]

Answer:

56, 6.56, 0.23, -538 are the rational numbers

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3 years ago

20) If a quadratic equation cannot be factored then

PolarNik [594]

Answer:

Step-by-step explanation:

I'm confused, what are you asking?

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4 years ago

If x =3+2 root 2 find x - 1/x

AveGali [126]

Answer:

-2+2 $\sqrt{2}$

Step-by-step explanation:

Since we have the value of x, 3+2 $\sqrt{2}$ , we can plug that value into the new equation.

We would recieve (3+2 $\sqrt{2}$ -1)/3+2 $\sqrt{2}$

Which could simplify to -2+2 $\sqrt{2}$

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2 years ago

Read 2 more answers

Need help I forgot how to do this

Marat540 [252]

Answer:

Step-by-step explanation:

you have to find the discriminant

b²-4ac for each equation

if discriminant < 0 no real solutions because will be negative under the squareroot whhan you try to find the roots

if discriminant = 0 there is only one solution

if discriminant > 0 two real solutions

for your given problems

A. discriminant =(-2)²-4*2*15 will be negative

8 0

3 years ago