2 years ago

use < or > to compare 13 ×(54 +28) and 13 × 54 + 28 without calculating. Explain your reasoning

Mathematics

2 answers:

Firdavs [7]2 years ago

6 0

What do you mean by without calculating?

LUCKY_DIMON [66]2 years ago

4 0

13•(54+28) > 13•54+28 because because the first one will equal 13 times 28 plus 13 times 58. in the other side we will only have 13 times 54 plus 28.

You might be interested in

Change the fraction 1/5 to a percent.

denis23 [38]

$\frac{1}{5} \cdot 100 \ \% = 0.2 \cdot 100 \ \% = 20 \ \%.$

5 0

2 years ago

Read 2 more answers

Can someone please answer. There is one problem. There's a picture. Thank you!

allochka39001 [22]

$\dfrac{60^o}{360^o}=\dfrac{1}{6}\\\\A_O=\pi\cdot4^2=16\pi\\\\Area\ of\ the\ shaded\ sector:\\\\A=\dfrac{1}{6}\cdot16\pi=\dfrac{8}{3}\pi\approx\dfrac{8}{3}\cdot3.14\approx8.4\\\\Answer:\boxed{8.4}$

8 0

2 years ago

Mrs Richmond bought some apples and pears in the ratio 2:5. An apple costs 30 cents. A pear costs 15 cents mire than an apple. H

Lera25 [3.4K]

Answer:

$2.85

Step-by-step explanation:

30×2=60

30+15=45

60+(45×5)=?

45×5=225

60+225=285

$2.85

Cuz every 100cents is one dollar

5 0

2 years ago

Write in standard form: <img src="https://tex.z-dn.net/?f=%28%5Cfrac%7B%5Csqrt%7B2%7D%7D%7B2%7D%20%2B%20%5Cfrac%7B%5Csqrt%7B2%7D

lutik1710 [3]

Answer:

-1

Step-by-step explanation:

$=(\frac{1}{\sqrt{2}}(1+i))^4\\=\frac{1}{4}(1+i)^2(i+i)^2\\=\frac{1}{4}(2i)(2i)\\=i^2\\=-1$

7 0

2 years ago

What is the answer please help me

Rom4ik [11]

Answer:

700 miles

Step-by-step explanation:

Since the scale is 0.5 and she's 7 inches away on the map, you divide 7 by 0.5 and get 14. Then, you multiply 14 by 50 because each inch is 50 miles.

7 0

2 years ago

Read 2 more answers