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kow [346]
3 years ago
6

Help?????????????????​

Mathematics
1 answer:
mr Goodwill [35]3 years ago
5 0

Answer:

1)-\sqrt{2.25}  = -  \sqrt{225 \times  {10}^{ - 2} }   \\ =  -\sqrt{225}  \times  \sqrt{ {10}^{ - 2} }  \\  =- 15 \times  {10}^{ - 1}  =- 1.5  =  -\frac{3}{2} \\ 2) -\frac{3}{2}  = -1.5 \\ thank \: you

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1. convert 1011101 two to
max2010maxim [7]

Answer:

1a) 93ten

1b) 135eight

2a) 565ten

2b) 769ten

Step-by-step explanation:

1a)

1011101

7 digits long the first digit (the one that is most far right) is the ones digit or 2^0 digit and so the last digit (the most far left) is 2^6.

So to put the number in base 10 we do:

1(2^6)+0(2^5)+1(2^4)+1(2^3)+1(2^2)+0(2^1)+1(2^0)

=64+0+16+8+4+0+1

=64+16+8+4+1

=(64+16)+(8+4+1)

=80+13

=93

1b)

93

What is the hightest power of 8 in 93?

8^x=93

8^1=8

8^2=64

8^3 would be a factor of 8 too much

So how many 8^2 's are in 93?

64 goes into 93 how many times?

It's once with a remainder of 93-64=29.

So now 29...what is the highest power of 8 that goes into 29? 8^1=8.

How many times? 3(8)=24 with remainder 5.

So 93=1(8^2)+3(8^1)+5(8^0).

93=135eight

2a) 2341six

2(6^3)+3(6^2)+4(6^1)+1(6^0)

2(216)+3(36)+4(6)+1

432+108+24+1

540+25

565

2b) 30001four

3(4^4)+0(4^3)+0(4^2)+0(4^1)+1(4^0)

3(256)+0+0+0+1

768+1

769

5 0
3 years ago
PLEASE Help me what is -6(4x-1/3y)
Temka [501]

Answer:

-24x+2y I think that's the answer

6 0
3 years ago
Triangle ABC has vertices A(1,4), B(−2,4) , and C(−1,−1) . A dilation with a scale factor of 0.25 and center at the origin is ap
kati45 [8]
<span>Your answer is -0.5 hope it helps:)
Also, I changed my pfp so know it's not team 10 no more</span>
8 0
3 years ago
Read 2 more answers
Saving...
vesna_86 [32]

Answer:

m\angle y=35.69^o

Step-by-step explanation:

The picture of the question in the attached figure

we know that

In the right triangle of the figure

sin(y)=\frac{7}{12} ----> by SOH (opposite side divided by the hypotenuse)

using a calculator

m\angle y=sin^{-1}(\frac{7}{12})=35.69^o

8 0
3 years ago
54. The triangles in the diagram below are congruent.
Reika [66]

Answer:

Angle N should be 64

Step-by-step explanation:

A triangle adds up to 180. So triangle JKL already has 60 towards 180. Triangle ONM already has 56 towards 180. So you have to find the other value needed in order to make 180. 56+60= 116 so we need to find the other angle to make 180. To do so just subtract 180-116 and that gives tou the answer 64 so that would be Angle N

7 0
3 years ago
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