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2 years ago

What is the value of (4-1/4) / (2-1/2)

Mathematics

1 answer:

oksano4ka [1.4K]2 years ago

8 0

Answer:

5/2

Step-by-step explanation:

First lets do 4-1/4

Get lcd which is 4

16/4-1/4=15/4

Now 2-1/2

Lcd is 2

4/2-1/2=3/2

Now divide

(15/4)/(3/2)

15/4 x 2/3=5/2

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How do you simplify that question? For algebra 1.

motikmotik

$\left( \sqrt{x^{-3}} \right)^5 = \left( \sqrt{ \frac{1}{x^3} } \right)^5= \frac{1}{ (\sqrt{x^3})^5 } = \frac{1}{ \sqrt{x^{15}} } = \frac{1}{x^7 \sqrt{x} }$

Explanation for the last step:
$\sqrt{x^{15}}= \sqrt{x^{14}*x}= \sqrt{x^{14}}* \sqrt{x} =x^{ \frac{14}{2} }* \sqrt{x} =x^7 \sqrt{x}$

7 0

3 years ago

A bracelet that regularly sells for $44 is on sale for 25% off.Find the sale price of the bracelet.

a_sh-v [17]

Answer:

$33

Step-by-step explanation:

multiply 44 by 25 then divide by 100 to get $11 that's the amount that's being discounted so u subtract 44-11 ti get final answer

4 0

3 years ago

Read 2 more answers

Please help me with the correct answers

Anna11 [10]

Answer:

13 ft

Step-by-step explanation:

we need to find the square root of 169

√169 = 13

5 0

2 years ago

Read 2 more answers

Chaz's new game room is shaped like a cube. It measures 15 feet across. If he wants to paint only the walls of the room, what is

dezoksy [38]

The surface area of the region he will paint is 900 sq.ft.

Step-by-step explanation:

Cubical room measures - 15 ft

Chaz want to paint only the walls of room

Surface of painting region means Lateral surface area (excluding top and bottom)

Lateral surface area of cube = $4a^2$

⇒ 4 * 15 *15

⇒ 900 sq.ft

The surface area of the region he will paint is 900 sq.ft.

5 0

2 years ago

he triangles below are similar. Triangle Y X Z. Side Y X is 6 centimeters, X Z is 7 centimeters, and Z Y is 3 centimeters. Trian

MissTica

YX=6
XZ=7
ZY=3

And

AB=12
BC=6
AC=14

Check

AB/YX=BC/ZY=AC/XZ
12/6=6/3=14/7
2=2=2

Hence

ABC=XYZ

ZYX≈CBA

Option C

6 0

1 year ago