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Radda [10]
3 years ago
14

Simplify the following surd expressions-

Mathematics
1 answer:
galben [10]3 years ago
8 0

Answer:

\sqrt{2} and 4\sqrt{11}

Step-by-step explanation:

To simplify like surds, add/ subtract the coefficients.

(a)

\sqrt{2} (6 - 5)

= \sqrt{2} (1)

= \sqrt{2}

(b)

\sqrt{11} ( 1 + 3)

= \sqrt{11} (4)

= 4\sqrt{11}

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more than one triangle

Step-by-step explanation:


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3 years ago
Ian's monthly allowance is $21. In January he starts saving for a birthday gift in June. Each month he saves of his allowance. T
Dmitrij [34]

Answer:

<h2>Ian will have enough money to buy the gift</h2>

Step-by-step explanation:

Step one:

given

monthly allowance= $21

from January to June= 6 months

total savings = 21*6= $126

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Step two:

Ian will have enough money to buy the gift

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3 years ago
Calculate the area of triangle .
AnnZ [28]

Answer:

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Step-by-step explanation:

The formula for the area:

A = bh × 1/2

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8 0
3 years ago
Amanda's computer weighs 20 ounces. How many pounds does it weigh?
Natali5045456 [20]

Answer: 1.25

Step-by-step explanation:

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3 years ago
Read 2 more answers
Drag each number to the correct location on the equations. Each number can be used more than once, but not all numbers will be u
7nadin3 [17]

The system of equations to find the cost of one adult ticket, a, and the cost of one child ticket, c are Roy's; 6a+2c=66 Elisa's 5a+4c=62.

<h3>What is a system of equations?</h3>

A system of equations is two or more equations that can be solved to get a unique solution. the power of the equation must be in one degree.

Let's consider adults tickets be a and child tickets be c

so

Roy's purchase

6a+2c=66------1

Elisa's purchase

5a+4c=62-------2

Hence,  the system of equations

6a+2c=66------1

5a+4c=62-------2

solving simultaneously

6a+2c=66

5a+4c=62

Also,

 12a+4c=132

-5a+4c=62

  7a=70

a=$10

put  a=70 in 1

6(10)+2c=66

60+2c=66

2c=66-60

2c=6

c=$3

Learn more about equations here;

brainly.com/question/10413253

#SPJ1

4 0
2 years ago
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