3 years ago

PLLLLLLLEEEASSEEEE HELP ME PLS

Mathematics

2 answers:

Wittaler [7]3 years ago

7 0

Answer:

Step-by-step explanation:

Lisa [10]3 years ago

3 0

Answer:

ITS C

Step-by-step explanation:

20% of 140 is 28

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Simplify the expression k^14/k^7

VARVARA [1.3K]

$\bf \left.\qquad \qquad \right.\textit{negative exponents}\\\\
a^{-{ n}} \implies \cfrac{1}{a^{ n}}
\qquad \qquad
\cfrac{1}{a^{ n}}\implies a^{-{ n}}
\qquad \qquad 
a^{{{ n}}}\implies \cfrac{1}{a^{-{{ n}}}}\\\\
-------------------------------\\\\
\cfrac{k^{14}}{k^7}\implies k^{14}k^{-7}\implies k^{14-7}\implies k^7$

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4 years ago

Find the value of x in the following proportion:

prisoha [69]

Answer:

Step-by-step explanation:

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3 years ago

Find the volume of a rectangular prism that is 8 inches high, 12 inches long, and 5 inches wide.

icang [17]

Answer:

B 480 in.³

Step-by-step explanation:

Volume of a rectangular prism is given by

V = l*w*h

V = 8*12*5

V =480 in ^3

3 0

3 years ago

Read 2 more answers

-13.5-2.13.7= Show your work

ELEN [110]

Answer:

-2.1

Step-by-step explanation:

Write it laterally (Up and down)

-13.5

- 2.3

-15.8

+ 13.7

-2.1

Hope this helps :)

3 0

3 years ago

PLEASE HELP MEEEEE!!!!!

MariettaO [177]

4*49 = 196

The square root of 196 is 14

Your answer is B. 14!

I hope this helped!

4 0

3 years ago