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avanturin [10]
3 years ago
11

Solve for x in the equation x2 - 8x+41 - 0

Mathematics
1 answer:
Liula [17]3 years ago
7 0

Answer:

x= 4+5i

Step-by-step explanation:

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The simple interest on a certain sum of money is 3/8 of the the sum after 6 1/4 years. Find the the rate per cent charged.
Masja [62]
Time= 6 1/4= 25/4
Principal- Rs x
Rate=?
Rate=100 * Simple Interest
Rate= 100*3x*4 divided by x*8*25
Rate=6%
3 0
2 years ago
What property is used to change the sum of 18+6 to the equivalent expression 6(3+1)
Fittoniya [83]

The distributive property is used to get the equivalent expression

Step-by-step explanation:

The properties on mathematical expressions are used to simplify or elaborate the expressions.

One of the propoerties is distributive properties

The distributive property states that:

Let a, b and c be three integers then

a(b+c) = ab+ac

The property can be used both ways

In given expression

18+6

= 6.3+ 6.1\\=6(3+1)

The distributive property is used to get the equivalent expression

Keywords: Properties

Learn more about properties at:

  • brainly.com/question/3614284
  • brainly.com/question/3783529

#LearnwithBrainly

7 0
3 years ago
Lakshmi donates 20% of her income to charity. What fraction of her income does Lakshmi donate to charity?​
tigry1 [53]

Answer:1/5

Step-by-step explanation:

20/100=1/5

5 0
3 years ago
The function f(x) = −16x2 + 112 models the height, in feet, of an
natima [27]

For this, just plug in 1.5 into the x variable of this function and solve as such:

f(1.5)=-16*1.5^2+112\\f(1.5)=-16*2.25+112\\f(1.5)=-36+112\\f(1.5)=76

<u>The height of the object was at 76 ft.</u>

3 0
3 years ago
Question 18
Stels [109]

The system of linear equations that best represents the situation are:

z+y=18

3z +2y=44

<h3>What are the linear equations?</h3>

In order to determine the values of the two types of cheese, two set of linear equations can be formed from the question. The equations have to be solved together using either the elimination , substitution or graphical methods.

To learn more about simultaneous equations, please check: brainly.com/question/25875552

#SPJ1

8 0
1 year ago
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