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3 years ago

I could use help with these please with the work and an explanation

Mathematics

1 answer:

Softa [21]3 years ago

5 0

Answer:

x+6

x-9

x²-x

Step-by-step explanation:

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What expression defines Sn?

frutty [35]

Answer:

Sₙ=3(1/2^n)

Step-by-step explanation:

Notice that in the given series that each term is being multiplied by 1/2, which is our common ratio. 3/2 is the first term because 3*1/2=3/2, so the expression that defines Sₙ is Sₙ=3(1/2^n)

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2 years ago

A barbecue grill is a circle with a diameter of 2.2 feet. What is the circumference of the grill (in feet)? (R

Mars2501 [29]

Step-by-step explanation:

circumference =pi × diameter

=(22/7)×2.2

=6.914ft

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2 years ago

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What is bigger 1/4 or 1/2

Margarita [4]

1/2 is bigger because 1/4 is half of half.

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3 years ago

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Find the difference.

Vsevolod [243]

$5.\\12\dfrac{3}{10}-7\dfrac{7}{10}=11\dfrac{10+3}{10}-7\dfrac{7}{10}=11\dfrac{13}{10}-7\dfrac{7}{10}=4\dfrac{6}{10}=4\dfrac{6:2}{10:2}=\boxed{5\dfrac{3}{5}}\\\\11-7=4\\\\\dfrac{13}{10}-\dfrac{7}{10}=\dfrac{13-7}{10}=\dfrac{6}{10}\\\\6.\\8\dfrac{1}{6}-3\dfrac{5}{6}=7\dfrac{6+1}{6}-3\dfrac{5}{6}=7\dfrac{7}{6}-3\dfrac{5}{6}=(7-3)+\dfrac{7-5}{6}=4\dfrac{2}{6}=4\dfrac{2:2}{6:2}=\boxed{4\dfrac{1}{3}}$

$9.\\7\dfrac{1}{6}-2\dfrac{5}{6}=6\dfrac{6+1}{6}-2\dfrac{5}{6}=6\dfrac{7}{6}-2\dfrac{5}{6}=(6-2)+\dfrac{7-5}{6}=4\dfrac{2}{6}=\boxed{4\dfrac{1}{3}}\\\\10.\\9\dfrac{3}{12}-4\dfrac{7}{12}=8\dfrac{12+3}{12}-4\dfrac{7}{12}=8\dfrac{15}{12}-4\dfrac{7}{12}=(8-4)+\dfrac{15-7}{12}=4\dfrac{8}{12}\\\\=4\dfrac{8:4}{12:4}=\boxed{4\dfrac{2}{3}}$

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2 years ago

An art museum gift shop sells prints of a famous painting. The original painting is 320 cm wide and 128 cm tall. If the print

ivolga24 [154]

Answer:

i think is 70m and wide 30m

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2 years ago

I could use help with these please with the work and an explanation​

I could use help with these please with the work and an explanation