3 years ago

I'm really stuck, can someone please help ?

Mathematics

1 answer:

sweet [91]3 years ago

8 0

I looked at it but I'm not sure maybe try asking the question again

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At the store you can buy 11 oranges for 4.29. what would the cost of 17 oranges be ?

Iteru [2.4K]

Answer:

6.63

Step-by-step explanation:

Cost of 11 oranges = 4.29

Cost of 1 orange = 4.29/11 = 0.39

Cost of 17 oranges = 0.39*17 = 6.63

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2 years ago

Could I solve this inequality by completing the square? How would I do so?

sammy [17]

Answer:

$\large\boxed{x>-2+\sqrt{14}\ \vee\ x$

Step-by-step explanation:

$x^2+4x>10\\\\x^2+2(x)(2)>10\qquad\text{add}\ 2^2=4\ \text{to both sides}\\\\x^2+2(x)(2)+2^2>10+4\qquad\text{use}\ (a+b)^2=a^2+2ab+b^2\\\\(x+2)^2>14\Rightarrow x+2>\sqrt{14}\ \vee\ x+2-2+\sqrt{14}\ \vee\ x$

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2 years ago

A worker at a frozen yogurt store has 2 3/4 cups of frozen yogurt to give to customers as samples. the worker places 1/16 cup of

Musya8 [376]

Answer:

The Worker can give out 44 samples of ice cream.

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2 years ago

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Math help! Is this correct? If not what’s the real answer

miv72 [106K]

Answer:

It's correct

Step-by-step explanation:

Good job! arcsin(0.9659) is indeed 75 degrees

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2 years ago

The value of (a+b)² - (a-b)² is

ANEK [815]

Answer:

4ab

Step-by-step explanation:

(a+b)^2-(a-b)^2

=a^2 + 2ab + b^2 -(a^2 - 2ab +b^2)

=a^2 + 2ab + b^2 - a^2 + 2ab - b^2

=2ab + 2ab

=4ab

5 0

2 years ago