2 years ago

Hannah owns a lemonade stand. She records her transaction throughout the day to keep

Mathematics

1 answer:

Marina CMI [18]2 years ago

3 0

Answer:

-2*3

Step-by-step explanation:

If she had to refund $2 for each cup (-2) and she refunded 3 cups (3) she would lose a balance of -2*3.

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Jin tried to evaluate 5 + 2 x 9 step-by-step.

Zigmanuir [339]

Answer:

5 + 2 x 9

Step 1 = 7 x 9

Step 2 = 63

Step-by-step explanation:

= 5 + 2 x 9

= 5 + ( 2 x 9 )

= 5 + 18

= 23

Step 2 = 7 x 9

= 63

Step 3 = 63

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3 years ago

Find the distance between P1(1, -91°) and P2(3, 335°) on the polar plane.

Dmitrij [34]

Answer:

2.749

Step-by-step explanation:

Use the polar distance formula:

$\sqrt{r_{1}^{2}+{r_{2}^{2}-2 r_{1} r_{2}cos(theta_{1} -theta_{2})$

$\sqrt{10^{2}+{3^{2}-2(1) (3)cos(225-(-91))$

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2 years ago

Simplifying radicals with variables and exponents

mamaluj [8]

For example, if the question is to simplify square root x^7, you do 7/2=3......1
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3 years ago

Helpppp plz??????????????

professor190 [17]

Answer:

6/54 or 1/9

Step-by-step explanation:

6/54 reduces to 1/9

hope this helps

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2 years ago

URGENT!!! I NEED THIS DONE TONIGHT PLEASE HELP!!!! I'LL MARK YOU AS BRAINLIST!!!

Juliette [100K]

My teacher told me this was -4,4 but i’m not sure

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3 years ago