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3 years ago

What has ears but can not hear?

Mathematics

2 answers:

gogolik [260]3 years ago

8 0

Answer:

snakes

Step-by-step explanation:

postnew [5]3 years ago

6 0

Answer: snakes,

Step-by-step explanation: they have ears but they cannot hear

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Answer true or false for 1-10 (picture above)

Softa [21]

$\sqrt{a\cdot b}=\sqrt{a}\cdot\sqrt{b}\\\\\sqrt{a+b}\leq\sqrt{a}+\sqrt{b}\\\\\sqrt{a-b}\geq\sqrt{a}-\sqrt{b}\\----------------------\\1)\ \sqrt{72}=\sqrt{9\cdot8}=\sqrt{9}\cdot\sqrt{8}\qquad TRUE\\\\2)\ \sqrt{13-5}=\sqrt{13}-\sqrt5\qquad FALSE\\\\3)\ \sqrt{9\cdot10}=\sqrt9+\sqrt{10}\qquad FALSE\\\\4)\ \sqrt{18bx}=\sqrt{18}\cdot\sqrt{b}\cdot\sqrt{x}\qquad TRUE\ if\ b\geq0\ and\ x\geq0\\\\5)\ \sqrt{8\cdot12}=\sqrt8\cdot\sqrt{12}\qquad TRUE\\\\6)\ \sqrt{m+x}=\sqrt{m}+\sqrt{x}\qquad FALSE$

$7)\ \sqrt{100+64}=\sqrt{100}+\sqrt{64}\qquad FALSE\\\\8)\ \sqrt{30}=\sqrt{5\cdot6}=\sqrt5\cdot\sqrt6\qquad TRUE\\\\9)\ \sqrt{44}=\sqrt{22+22}=\sqrt{22}+\sqrt{22}\qquad FALSE\\\\10)\ \sqrt{10\cdot10}=\sqrt{10}\cdot\sqrt{10}\qquad TRUE$

3 0

3 years ago

Solve please. Brainliest for best answer.

NikAS [45]

Answer:

x=7

Step-by-step explanation:

3ˣ⁻⁵=9

3ˣ⁻⁵=3²

x-5=2

x=2+5

x=7

4 0

4 years ago

Read 2 more answers

PLZ HELP!!!! ASAP!! What is an example of a composite figure in your home or community? How would you decompose it to find the a

uysha [10]

A lamp is perfect... Measure length and width and multiply them together...

5 0

3 years ago

Can someone explain how to solve this?

Sav [38]

Look up on google to find out the answer that’s how I get mine

6 0

3 years ago

Can anybody help me solve this? You must solve for X first.

gogolik [260]

Answer:

45 degrees

Step-by-step explanation:

angle QRS is same as (2x + 3) because it is an isosceles triangle

so, 90 + (2x+3) + (2x+3) =180 degrees

2x+3 +2x+3=180-90

2x+2x +3+3=90

4x+6=90

4x=90-6

4x=84

x=84/4

x=21

substitute x=21 in (2x+3)

2*21+3=45

6 0

3 years ago