How many whole numbers "n" satisfy the inequality shown ?1/9<1/sqroot of n<1/7

Mathematics

2 answers:

Juliette [100K]2 years ago

7 0

Answer:

Step-by-step explanation:

sergiy2304 [10]2 years ago

6 0

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3(7v-5)-v(10v-9) how do is solve this problem

Alika [10]

3(7v-5)-v(10v-9) = 21v - 15 -10v² + 9v = - 10v² + 30v - 15

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2 years ago

PLEASE HELP!! <br> Let g(x) = -5x + 2 I’m confused

lina2011 [118]

Answer:

Step-by-step explanation:

We need to plug in -1 for x. Here's what we get:

$-5(-1)+2$ multiplying two negative numbers gives us a positive number

$5+2$

= 7

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3 years ago

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I need help with both of them please!( Sample questions 13 and 14)

zaharov [31]

$First~exercise! \\ We~ have `there ~some~ triangles.(2) \\ 1)~In~ a ~triangle~,the~degree~of~all~angles~is~180! \\ We~have~2~angles~known,so: \\ 180=x+45+56 \\ 180=101+x \\ x=79 \\ \\ Second~triangle! \\ We~have~to~find~2~angles! \\ An ~elongated`~angle~have~180~degrees! \\ 180=79+50+y \\ y=51. \\ In~the~second~triangle~,we~have~to~find~the`third~angle. \\ We~have~a~right~angle,so--\ \textgreater \ 90~degrees! \\ 180=90+51+z \\ z=39! \\ We~found~all~the~angles!(We~are`happy~now!!!~:))) \\ Second~exercise! \\ With~the~Pythagoras' Theorem,we~can~find~the~diagonal~in~this~ \\ rectangle! \\ c ^{2} =10 ^{2} +14 ^{2} \\ c ^{2} =100+196 \\ c= \sqrt{296} \\ c=17,20...$

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3 years ago

1.2 repeating as a fraction

Step2247 [10]

11/9 is what im thinking

3 0

2 years ago

A parallelogram has a perimeter of 33.2 centimeters. Two of the sides are each 11.6

rodikova [14]

Answer:

Step-by-step explanation: BECAUSE IN A PARALLELOGRAM OPPPOSITE SIDES ARE EQUAL SO IF THE PERIMETER IS 33.2 WE SHOULD SUBTRACT THAT NUMBER WITH 11.6*2 WHICH IS 23.2 SO 33.2-23.2 WHICH IS 10,SO 10/2 IS THE OTHER SIDE OF THE PARALLELOGRAMWHICH IS NOTHING BUT 5

5 0

2 years ago