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2 years ago

8

In a survey of 1200 teenagers, 48% said they are involved in an extracurricular activity. What is the margin of error for the su

rvey

1 answer:

nevsk [136]2 years ago

6 0

The answer is 1200 teenagers

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Simplify the following expression (3x^2y)^3

kolezko [41]

Answer:

$\large\boxed{\left(3x^2y\right)^3=27x^6y^3}$

Step-by-step explanation:

$\text{Use}\ (ab)^n=a^nb^n\ \text{and}\ (a^n)^m=a^{nm}\\\\\left(3x^2y\right)^3=3^3(x^2)^3y^3=27x^6y^3$

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2 years ago

If 64 seedlings are allowed 24cm? of space ?<br> How much space should be allowed for 48 seedlings?

Monica [59]

128 cm square space is required for 48 seedlings

check

for 1 seedlings= 64÷ 24

= 2.66

for 48 seedlings = 2.66666667× 48 = 128

if right plz give Brainliest would really appreciate it.

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2 years ago

If f(x) = 2x squared - 5x + 7 what is the value of f(-3)

ch4aika [34]

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f(-3)=40

Step-by-step explanation:

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2 years ago

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podryga [215]

1347.25 just easily divide to get your answer. Nothing else :)

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2 years ago

9 cm<br> 4 cm<br> Fine the area

Lelechka [254]

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