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2 years ago

FAST HURRY HELP PLZZ

Mathematics

2 answers:

Rufina [12.5K]2 years ago

6 0

2, 0

random words because word limit weee

Angelina_Jolie [31]2 years ago

3 0

Answer:

I think its A but not 100 percent sure

Step-by-step explanation:

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Mrs. Haines paid $43.94 per gallon for 12.7 gallons of gas. She uses some credit card points to get $0.52 off per gallon. What i

rjkz [21]

3.98 cents a gallon this is a rounded to the nearest hundred

8 0

3 years ago

Read 2 more answers

What is the fourth term in the binomial expansion of (2x – y) 7?

nata0808 [166]

Answer:

$(7C4) (2x)^4 (-y)^{7-4}$

And replacing we got:

$35 (2^4) x^4 (-y)^{-3}$

And then the final term would be:

$-560 x^4 y^3$

Step-by-step explanation:

For this case we have the following expression:

$(2x-y)^7$

And we can use the binomial theorem given by:

$(x+y)^n =\sum_{k=0}^n (nCk) x^k y^{n-k}$

And for this case we want to find the fourth term and using the formula we have:

$(7C4) (2x)^4 (-y)^{7-4}$

And replacing we got:

$35 (2^4) x^4 (-y)^{-3}$

And then the final term would be:

$-560 x^4 y^3$

8 0

2 years ago

Leave answer in the simplest radical form.

slega [8]

$\cfrac{7x^{-\frac{3}{2}} ~~ y^{\frac{5}{2}} ~~ z^{-\frac{2}{3}}}{56 x^{-\frac{1}{2}} ~~ y^{\frac{1}{4}}}\implies \cfrac{7}{56}\cdot \cfrac{y^{\frac{5}{2}} ~~ y^{-\frac{1}{4}}}{x^{-\frac{1}{2}} ~~ x^{\frac{3}{2}} ~~ z^{\frac{2}{3}}}\implies \cfrac{1}{8}\cfrac{y^{\frac{5}{2}-\frac{1}{4}}}{x^{-\frac{1}{2}+\frac{3}{2}}~~ z^{\frac{2}{3}}}$

$\cfrac{y^{\frac{9}{4}}}{8x z^{\frac{2}{3}}}\implies \cfrac{\sqrt[4]{y^9}}{8x\sqrt[3]{z^2}}\implies \cfrac{\sqrt[4]{y (y^2)^4}}{8x\sqrt[3]{z^2}}\implies \cfrac{y^2 \sqrt[4]{y}}{8x\sqrt[3]{z^2}}$

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2 years ago

Which transformation shows that the two given circles are similar?

gregori [183]

Circle A -- center(2, 0), radius 8 Circle A' -- center(-1, 5), radius 3

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3 years ago

Someone help im timed

sweet [91]

Answer:

3 is the solution one solution

2 is the solution one solution

3 is the solution one solution

Step-by-step explanation:

7 0

3 years ago