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Semenov [28]
3 years ago
13

Which expression is not equal to 30

Mathematics
2 answers:
Karolina [17]3 years ago
8 0
The first is 107
second one is 30
the third is 30
the fourth 104
aev [14]3 years ago
4 0

Answer: a

Step-by-step explanation:

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PIT_PIT [208]
B : 4% of 780 is 31.20
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3 years ago
Complete the equation: x^2+8x + _=(_)^2
pentagon [3]

Answer:

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<em><u>EXPLANATION</u></em><em><u>:</u></em>

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<u>we</u><u> </u><u>have</u><u> </u><u>to</u><u> </u><u>break</u><u> </u><u>the</u><u> </u><u>middle</u><u> </u><u>term</u><u> </u><u>i</u><u>n</u><u> </u><u>2</u><u>a</u><u>b</u><u> </u><u>here</u><u> </u><u>a</u><u> </u><u>is</u><u> </u><u>x</u><u> </u><u>then</u><u> </u><u>2</u><u>x</u><u>b</u><u>=</u><u>8</u><u>x</u><u>,</u><u> </u><u>=</u><u>></u><u> </u><u>b</u><u>=</u><u>4</u><u>,</u><u> </u><u>but</u><u> </u><u>value</u><u> </u><u>of</u><u> </u><u>a</u><u> </u><u>and</u><u> </u><u>b</u><u> </u><u>to</u><u> </u><u>get</u><u> </u><u>the</u><u> </u><u>req</u><u>uired</u><u> </u><u>equation</u><u>!</u>

8 0
3 years ago
What is the answer to this question and help in full steps
klio [65]
Cos(x)= adjacent/hypotenuse
cos(18)=x/25 (cross multiply)
25*cos(18)=x
x= 23.78 cm <--- this is rounded to the nearest hundredth. 
3 0
3 years ago
35% of the students in a school of 2060 are freshmen. How many students in the school are freshmen
Svetllana [295]
There are 721 freshman. 
Make 35% a decimal, multiply by 2060
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5 0
3 years ago
Read 2 more answers
What is 823,563 rounded to the nearest ten thousand? (1 poin<br> 820.000<br> 325.000<br> 330.000
valentina_108 [34]

Answer: 820,000

823,563 rounded to the nearest ten thousand is 820,000

3 0
3 years ago
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