![subject](/tpl/images/cats/mat.png)
Mathematics, 12.07.2021 06:40 nikkio4
Q 14. Two friends Tina and Reeta simplified two different expressions during the revision
hour and explained toeach other their simplifications,
V2
Tina explains simplification of Torta by rationalising the denominator and Reeta
explains simplifications of (72 + V3) (12 - 13) by using identity,
i)
Vz
By rationalising the denominator of
Tina got
VSV
vz
a)
c) V5 – 13
b) V7(13-va)
d)
Vic+V5)
2
ii)
Reeta apply
a) (a+b)
identity to simplify(V2 + 13) (12 – 73).
b) (a-b)?
c) (x+a) (x+b) d) (a+b)(a-b)
iii)
(12 + V3) (72 - 73) =
a) 5 b) (74 + 6
c) 1
d) -1
iv)
All the rational and irrational numbers make up the collection of
numbers.
a) Whole numbers
b) Integers
b) c) Real Numbers
d) Irrational Numbers
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 20.06.2019 18:04
What are the values of m∠abc, m∠cbf, m∠abd and m∠dbe in the given figure? explain or show your work?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:00
You are shooting hoops after school and make 152 out of a total of 200. what percent of shots did you make? what percent did you miss? show proportion(s).
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:40
Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30
Anumber cube is rolled two times in a row. find the probability it will land on 2 on the first roll and a number greater then 4 on the second roll
Answers: 1
You know the right answer?
Q 14. Two friends Tina and Reeta simplified two different expressions during the revision
hour and...
Questions
![question](/tpl/images/cats/biologiya.png)
Biology, 21.07.2019 09:30
![question](/tpl/images/cats/fizika.png)
Physics, 21.07.2019 09:30
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 21.07.2019 09:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.07.2019 09:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 21.07.2019 09:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 21.07.2019 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 21.07.2019 09:30
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.07.2019 09:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 21.07.2019 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 21.07.2019 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 21.07.2019 09:30