it is
B) ||u+v|| = sqrt ||u||2 + ||v||2
AND
D) ||u+v|| less than ||u||+||v||
Answer:
b
Step-by-step explanation:
So this statement is false. Example 4: Every integer is a rational number. This is true because every integer can be written as a fraction with a denominator of 1. Example 5: Every natural number is a whole number, integer, and a rational number.
Answer:
Step-by-step explanation:
radius of circle=4
diameter=4×2=8
width=2 half circles means diameter=8
length=2 diameters=2×8=16
area=16×8=128
4 half circles make two circles
area of two circles=2×π r^2=2×π×4²=32 π
reqd . area=128-32 π=32(4-π)
