A. The square of an irrational number \sqrt(11)=\sqrt(11)*\sqrt(11)=\sqrt(11^2)=11, which is a rational number. However, in B, C, and D, the two pair of rational numbers cannot multiply to become a rational number.
Answer:
x=20
Step-by-step explanation:
Firstly add 8 in both sides.
Or,x-8=12
or,x-8+8=12+8
Add up:
Or,x=20
Answer:
4/8= 2/4=1/2= 50%
Step-by-step explanation:
4 out of the 8 new cars have a fuel efficiency of less than 27 mpg. that is is 50%
x > 7
<u>Explanation:</u>
Denominator of both sides gets cancelled and the equation becomes
Therefore,
Therefore, on solving the equation we get x >7.
Answer:
D.
Step by step explanation
10 to the 15th power is smaller than 10 to the 18th power.
10 to the 15th power is 1 quadrillion and 10 to the 18th power is 1 quintilian
