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2 years ago

7

What is 25 minus 30 ( practice question )

2 answers:

bogdanovich [222]2 years ago

3 0

The answer is negitive 5

Bess [88]2 years ago

3 0

The answer is negative 5
Or-5

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I need help with this please its due today :(

yKpoI14uk [10]

Answer:

$a) \ 6^2 \times 6^3 = 6^{2+3} = 6^5 = 7776\\\\b)\ \frac{(-3)^5 }{(-3)^2} = (-3)^{5-2} = (-3)^3 = -27\\\\c)\ [(-2)^3]^4 = (-2)^{3\times 4} = (-2)^{12} = 4096 \\\\d)\ (\frac{1}{999})^0 = 1, anything \ raise \ to \ zero = 1\\\\e) \ (\frac{4}{3})^{-2} = 4^{-2} \times 3^2 = \frac{9}{16}\\\\f) \ \frac{2^5 \times 2^9}{2^{16}} = 2^{5+9-16} = 2^{-2} = \frac{1}{4}$

4 0

3 years ago

Arrange the polynomial so that the powers of x are in descending order.

Aleonysh [2.5K]

8x - 9x²y + 7y² - 2x⁴
-2x⁴ - 9x²y + 8x + 7y²

3 0

3 years ago

9,15,15,6,10,19,14,16 What is the Mean , Median , Mode and Range ?

lesya692 [45]

Answer:

The mean is 104 (Just add them all up)

The median is either 6 or 10 (its the number in the middle, sometimes there are two medians)

The mode is 15 (It shows up more than once)

The range is 13 (Take the smallest number and the highest number and subtract)

7 0

2 years ago

Read 2 more answers

Of the 300 students in a homeroom ,120 playh a school sport .What percent of students play a school sport

strojnjashka [21]

You would do 120/300 = p/100 and you would get 40%

6 0

3 years ago

Read 2 more answers

5. Which expression has the value of -2?

julia-pushkina [17]

B

Explanation:

-12/6 = -2

4 0

3 years ago