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Svetradugi [14.3K]
3 years ago
7

There are 72 boys and 90 girls on the math team.For the next math competition, Mr.Johnson would like to arrange all of the stude

nts in equal rows only girls or boys in each tow. What is the greatest number of student that can be in each row
Mathematics
2 answers:
Dmitrij [34]3 years ago
8 0
Answer is 18 If you know your division you just divide then you will see that you find something common that answer would be 18 also to get this answer i used GCF
 First what i did was find out what the factors of 72 then i look at the factors of 90

lora16 [44]3 years ago
6 0

Answer:

18

Step-by-step explanation:

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Let P=x^2+6<br> PLEASE SHOW WORK!!<br> 15 POINTS
stellarik [79]

Answer:

Step-by-step explanation:

P = x^2 + 6

(x^2+6)^2 - 21 = 4x^2 + 24\\(x^2+6)^2 - 4x^2 - 45 = 0

Solving for 4x^2:

P = x^2 +6

P - 6 = x^2

4(P - 6) = 4x^2

Substitution:

p^2 - 4p - 24 - 45 = 0\\p^2 -4p - 69 = 0

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3 years ago
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frosja888 [35]
If you are solving for x than the answer would be x=4.
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3 years ago
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Find \tan\left(\frac{17\pi}{12}\right)tan( 12 17π ​ )tangent, left parenthesis, start fraction, 17, pi, divided by, 12, end frac
uranmaximum [27]

One way to do this is to notice

\dfrac{17\pi}{12}=\dfrac\pi6+\dfrac{5\pi}4

Then

\tan\dfrac{17\pi}{12}=\tan\left(\dfrac\pi6+\dfrac{5\pi}4\right)=\dfrac{\tan\frac\pi6+\tan\frac{5\pi}4}{1-\tan\frac\pi6\tan\frac{5\pi}4}

We have

\tan\dfrac\pi6=\dfrac{\sin\frac\pi6}{\cos\frac\pi6}=\dfrac{\frac12}{\frac{\sqrt3}2}=\dfrac1{\sqrt3}

and since \tan x has a period of \pi,

\tan\dfrac{5\pi}4=\tan\left(\pi+\dfrac\pi4\right)=\tan\dfrac\pi4=1

and so

\tan\dfrac{17\pi}{12}=\dfrac{\frac1{\sqrt3}+1}{1-\frac1{\sqrt3}}=\dfrac{1+\sqrt3}{\sqrt3-1}=2+\sqrt3

7 0
3 years ago
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IgorC [24]

Using a calculator, you should find that

-2 & 4/5 = -(2 + 4/5) = -(2+0.8) = -2.8

-31/5 = -6.2

So the unknown number is between -6.2 and -2.8

<h3>Possible whole number answers could be: -6, -5, -4, -3, or -2</h3>

If your teacher allows decimal answers, then there are infinitely many possible ways to answer.

8 0
3 years ago
Rosa purchase two chocolate bars and six ice cream bars for each of her five friends chocolate bars cost $3 each and eat ice cre
Svet_ta [14]

Answer:

3W

Step-by-step explanation:

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3 years ago
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