Answer:
B
Step-by-step explanation:
a,b and c are the sides of a triangle if it satisfies:
a<b+c , b<a+c and c<b+a
Here, a=4 and b=7
We have to find c
i.e. all those c which satisfies:
4<7+c , 7<4+c and c<4+7=11
A.3 it is not true since it doesn't satisfies second inequality
B.5 it is true
C.7 it is true
D.9 it is true
E.11 This is clearly false, since it doesn't satisfies inequality third
F.17 This is clearly false, since it doesn't satisfies inequality third
Hence, correct options are:
B.5
C.7
D.9
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Answer:
2(x-y) and 2x-2y are equivalent.
Step-by-step explanation:
To figure out 2(x-y) and 2x-2y, you can apply the distributive property on

to get:

Or we can factor

to get:

This implies that, the two expressions are equivalent.
31540000 in scientific notation is 3.154 x 107